Semantic Scholar's Logo. [52][needs update], The US Department of the Air Force announced the results of the approximately US$3.5 billion National Security Space Launch Phase 2 Launch Service Procurement on 7 August 2020. %%EOF [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. 12 0 obj 0000003910 00000 n [14] The USAF moved 7 launches from Delta IV to Atlas V.[15] To end litigation and competition for a limited market, both companies agreed to form the United Launch Alliance (ULA) joint venture. As an example, an Atlas V 551 has a 5.4m payload fairing, 5 SRBs, and 1 RL-10.[35]. This document was developed by the NASA Science Mission Directorate (SMD). The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite in August 2002. 0 N } "zQjC+6\Ei8rF2+m0 Expendable launch system program of the United States Space Force, List of Falcon 9 and Falcon Heavy launches (20102019) 2018, "Space Systems Command Celebrates First Anniversary as USSF Field Command", "JUST IN: National Reconnaissance Office Embracing Commercial Tech", "Defense Primer: National Security Space Launch", "EELV isn't what it used to be: Air Force changes launch program name", "Air Force establishes National Security Space Launch program", "National Security Presidential Directive 40: U.S. Space Transportation Policy", "Two Former Boeing Managers Charged in Plot to Steal Trade Secrets from Lockheed Martin", "Pentagon strips 7 launches from Boeing Delta 4 rocket", "Reusable Successor To EELV Moving Ahead", "Prototype Reusable Rocket Effort Felled by U.S. Budget Woes", "EELV Update: A Split Decision and a New Beginning", "SpaceX Awarded Two EELV-Class Missions from the United States Air Force", "After successful landing, SpaceX to sue Air Force to compete for launch contracts", "SpaceX wins intermediate victory over US in launch contract case", "SpaceX says rocket purchases violate Russian sanctions, gets injunction", "SpaceX elbows into Air Force launch program after dropping lawsuit", "SpaceX, Air Force Settle Lawsuit over ULA Blockbuy", "SpaceX Falcon 9 Certified for Military Launches", "SpaceX wins $82 million contract for 2018 Falcon 9 launch of GPS 3 satellite", Nine reference orbits & payloads for USDoD space missions, "DOD Releases Fiscal Year 2021 Budget Proposal", "ULA Delta IV launches the NROL-25 military satellite from VAFB", "United Launch Alliance Successfully Launches GPS III Satellite for U.S. Air Force Space and Missile Systems Center", "Delta IV Medium's well-earned retirement with GPS finale", "ULA stops selling its centerpiece Atlas V, setting path for the rocket's retirement", "ULA targeting September 26 for next Delta 4-Heavy launch attempt", "SpaceX flies historic 10th mission of a Falcon 9 as Starlink constellation expands", "Air Force requirements will keep SpaceX from landing Falcon 9 booster after GPS launch", "Air Force certified Falcon Heavy for national security launch, but more work needed to meet required orbits", "Air Force certified Falcon Heavy for national security launch but more work needed to meet required orbits", SpaceX wins $130 million military launch contract for Falcon Heavy, U.S. department of defense - Contracts for February 19, 2019, SMC Issues Final RFP For Five EELV Launches; SBIRS & 4 Classified Payloads, "Air Force Awards Launch Vehicle Development Contracts to Blue Origin Northrop Grummand ULA", "Pentagon picks SpaceX and ULA to remain its primary launch providers", "In a consequential decision, Air Force picks its rockets for mid-2020s launches", "Northrop Grumman to terminate OmegA rocket program", "Vulcan Centaur Rocket on Schedule for First Flight in 2021: ULA Submits Proposal for U.S. Air Force's Launch Services Competition", "Blue Origin files protest challenging 'flawed' Air Force strategy for choosing launches", https://en.wikipedia.org/w/index.php?title=National_Security_Space_Launch&oldid=1140354433, Space launch vehicles of the United States, Pages with non-numeric formatnum arguments, Short description is different from Wikidata, Articles containing potentially dated statements from November 2022, All articles containing potentially dated statements, Wikipedia articles in need of updating from June 2020, All Wikipedia articles in need of updating, All Wikipedia articles written in American English, Creative Commons Attribution-ShareAlike License 3.0. place critical United States Government assets and capabilities into space; augment space-based capabilities in a timely manner in the event of increased operational needs or minimize disruptions due to on-orbit satellite failures, launch failures, or deliberate actions against U.S. space assets; support government and commercial human space flight. The Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) Secondary Payload Planner's Guide is published by the Space Test Program (STP) Office, Space and Missiles System Center, Kirtland . The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. ULAs use of these tactics artificially created a need for relief from legislative restrictions on its ability to continue using RD-180relief that, with the DoDs active assistance, ULAs actively sought in the fiscal year 2016 omnibus appropriations bill. capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces, special studies, post-flight data . DULLES, Va. Dec. 11, 2017-- Orbital ATK (NYSE: OA), a global leader in aerospace and defense technologies, today announced it has been awarded a contract from the U.S. Air Force Space and Missiles Center (AFSMC) to build LDPE, or the Long Duration Propulsive Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) space platform. 0000009026 00000 n 1. xXn8+84 3m s?0d)!#fDQb-U!~$?ORR /p_)'a}^vh#|Z8+j-v$2c{\u>y-_{ZVV%mr|u|~/a& d0S&/SJig=0QtN&?iHpzje1$Zu>)4{^D)%g/(M%@%@^t`gGe6>a409$"e FA/|W z>q5.~iQXwID:!c A1vjp zN6p\W pG@ >> Download PDF. << /Length 16 0 R /Filter /FlateDecode >> endobj 120 0 obj hb```|+a1b0K5IiJs!C}D&m%[Xuddtu p|6:O3|3v)-F'M1*vm^b1:JeSzr60v0ht00t@0Gb0$cDHG Abt:2{$8naMeJC1kYDHn)_2u hH1=l 0000006880 00000 n RFP F04701-97-R-0008 19 June 1998 ii [ /ICCBased 12 0 R ] Blue Origin was awarded $500 million of phase 1 funding for further development of New Glenn as a potential competitor in future contracts. stream Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents [11], In October 1998 two initial launch services contracts (known as Buy 1) were awarded. Since 2019 there are four vehicles certified by the Department of Defense to conduct NSSL launches: Atlas V, Delta IV Heavy, Falcon 9 and Falcon Heavy. << /ProcSet [ /PDF /Text ] /ColorSpace << /Cs1 7 0 R >> /Font << /TT8 15 0 R 0 6 0 obj The Evolved Expendable Launch Vehicle (EELV) program provides the United States affordable, reliable, and assured access to space with two families of launch vehicles: Atlas V and Delta IV. ]$p_>Ox1s?Vm,po%\Y&7r0& Sa`c6yh 2(~Xb)e# La?y`/sY< -RV\]{wTKc}6saI]Y >:GP!~3kT As of 2017, SpaceX is completing this certification process with its Falcon 9 vehicle to also begin providing launch services for NSS missions. [20], The USAF signed a contract at that time with SpaceX for two launches in 2014 and 2015 to serve as proving flights to support the certification process for the Falcon 9 v1.1 and Falcon Heavy. Delta IV Medium flew with two or four SRBs on a single Common Booster Core. "=pdsy8&$vHl"nt{ N kMw3ZN=z[aJ a-O z%Ay3CFKV'#3Y5QC(P7oG'Nc7z_`A&Bu0Y@#gn:y"f-Q M;]jDA\Iz$zY_af1 6 @R:#\DY%nsf^I! 13 0 obj That strategy was designed to (1) . /TT2 9 0 R /TT6 13 0 R /TT10 17 0 R /TT4 11 0 R >> >> [21] In April 2014, after the launches were contracted, SpaceX sued the United States Air Force,[22][23] arguing that the RD-180 engines, produced in Russia by the government owned NPO Energomash and used by the Atlas V, violated sanctions against the Russian government. The Northrop Grumman name and logos are registered trademarks of Northrop Grumman. endstream endobj startxref The Delta IV family is capable of carrying 10,818 kg (23,851 lbs) to geosynchronous transfer orbit, and can lift 21,772 kg (48,000 lbs) to low-Earth orbit. These load factors, as shown in Table 1, represent a set of accelerations that While the anticipated commercial satellite base never materialized, having two different families of launch vehicles, along with multiple launch sites, contributed significantly to the nation's ability to maintain assured access to space. 0000001182 00000 n On September 29, 2015, the Air Force awarded an EELV Launch Capability (ELC) contract to ULA valued at $882 millionthe latest such contract the Air Force has awarded to ULA since ULA became the only source for launches under the EELV program. ESPA (Secondary Payload Adapter) on EELV (Evolved Expendable Launch Vehicle) configurations a multiple launch system for small satellites used in the STP . 19 0 obj EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification . After a two-year solicitation and competition process in 20182020, in August 2020 the USSF selected SpaceX (F9 and FH) and ULA's yet-to-be-certified Vulcan Centaur to supply US military launch requirements in 20222027. The second stage (known as Centaur) is powered by the RL-10A engine. The platform is optimized for GEO missions, but is adaptable for LEO and MEO missions. 0000006428 00000 n Program cost savings are achieved through operability improvements such as the use of common components and infrastructure, a standard payload interface, standardized launch pads and reduced on-pad processing; and acquisition improvements such as launch vehicle block buys. Vehicles are defined by the number of solids and the width of the payload fairing. Photo Credit: U.S. Space Force. Announced performance requirements include:[29][30]. In 1998, when it appeared the growth in the commercial satellite industry would be able to sustain two providers of launch services, the Air Force decided to award contracts to both Boeing and Lockheed Martin for their respective launch capabilities. 2023 Northrop Grumman. endobj Paper Session I-A - The Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification For Space Vehicle Accommodations Cape Canaveral, Florida Presentations and demonstrations on a broad spectrum of technology initiatives related to the development and advancement of spaceport and range technology that reduce operations turnaround . 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . endobj 0000087266 00000 n EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. As of 2015 the EELV program was actively pursuing a competitive scenario for launch acquisitions, but the launch industry is currently undergoing numerous changes, and the makeup of the industry in the future is uncertain. 7 0 obj [36] As of 10November2022[update], 19 launches remain. @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 0000005993 00000 n ULA also asserted that the Phase 1A launch is basically a lowest price, technically acceptable competition, unsuitable for launch contracts" 0000461158 00000 n Development is defined as all activities from initial concept up to, but not including, production. 0000001699 00000 n The EELV system includes all equipment, facilities, and launch base infrastructure necessary to launch a payload, place it in the required delivery orbit, provide specified environments, provide. 5 0 obj 0000000956 00000 n These launch vehicles provide critical spacelift capability to support Department of Defense and other National Security missions (together known as National Security Space (NSS) missions). THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. 7 0 obj DOD expects to spend about $9.5 billion over the next 5 years acquiring launch hardware and services through the program, during which time it will also be working to certify new launch providers. The EELV program is in the portfolio. ' Zk! $l$T4QOt"y\b)AI&NI$R$)TIj"]&=&!:dGrY@^O$ _%?P(&OJEBN9J@y@yCR nXZOD}J}/G3k{%Ow_.'_!JQ@SVF=IEbbbb5Q%O@%!ByM:e0G7 e%e[(R0`3R46i^)*n*|"fLUomO0j&jajj.w_4zj=U45n4hZZZ^0Tf%9->=cXgN]. <<1FA29D3E1AADB2110A00D0FE946CFD7F>]/Prev 340978>> Boeing received $1.38 billion, and Lockheed Martin received $650 million for the launches. endstream %%EOF RFP F04701-97-R-0008 19 June 1998 ii This page intentionally left blank. The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, ;mnf4fb3/!s}Wz#I/MeFg_$ob$bOR JDs5~7^U.BV*p3]2j,BBR3Pq2,LnVL{gLj}U;g;bqGQY7C85V7y3fi=fp"n0+ddobk 0000068253 00000 n RFP F04701-97-R-0008 19 June 1998 ii . Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, Up to five Aerojet Rocketdyne Graphite-Epoxy Motor solid rocket boosters can be added to increase vehicle performance, and two diameters of payload fairing are available. hs2z\nLA"Sdr%,lt Delta IV Payload Planners Guide - October 1999 [3][4], On 1 March 2019, the program name was changed from EELV to National Security Space Launch (NSSL) to better reflect the growing commercial launch market and the changing nature of launch contracts, including the potential for reusable launch vehicles. 0000003519 00000 n FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK Evolved Expendable Launch Vehicle (EELV) standard interface specification. startxref The EELV system included launch vehicles, infrastructure, support systems, and interfaces. In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. stream At the same time, another 14 boosters were to be procured competitively beginning in 2015, with the initial launches to be performed in 2017. Compliance with Standard Interface Specification (SIS) - Defines the standard interface between the payload and the launch system. Shelby was a loyal supporter of ULA, and attempted to shoehorn in money to buy the RD-180 engines from Russia, against the wishes of Senator McCain and the rest of the Armed Services Committee. The launch occurred on December 23, 2018.[40]. 0000002358 00000 n hbbd```b`` d#XD 0000000016 00000 n 1320 trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements SpaceX bid the existing launch vehicles of Falcon 9 and Falcon Heavy, while Blue Origin was expected to bid New Glenn, ULA bid Vulcan Centaur, and NGIS's bid status was not reported. 0000002686 00000 n 0000001712 00000 n A Standard Payload Interface bus was also proposed as a way to save money and improve efficiency. National Security Space Launch ( NSSL) formerly Evolved Expendable Launch Vehicle (EELV) from 1994 to 2019 is a program of the United States Space Force (USSF) intended to assure access to space for United States Department of Defense and other United States government payloads. To do so, ULA has had to maintain sufficient cost accounting systems within the company. Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . As of 2019, these launch vehicles were the primary methods for launching U.S. military satellites, along with the Falcon 9 developed by SpaceX. 0000010105 00000 n It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. {,M?TSwjj:2U|=ney(ymjvkeY&AeZDuL2 M#oWX~s iAzj]:a[Fd U?Vi5p5Zq,9,bZ/@,%, 6`#@)4I7,nCsSXDiAG'By"yeGy)h\s1{.D._"e-`uM67h2I ]_R)4I}I ? The Atlas V family is capable of carrying payloads of 8,900 kg (19,620 lbs) to geosynchronous transfer orbit, and can lift 16,034 kg (35,343 lbs) to low-Earth orbit. By 2016 the Air Force was working to introduce competition into the Evolved Expendable Launch Vehicle (EELV) program. %PDF-1.6 % A new EELV Acquisition Strategy was approved in November 2011 which recognizes only the Atlas V and Delta IV can currently provide reliable launch services to meet NSS requirements but also seeks to take advantage of the growing potential of additional commercial space launch providers. Feature; Published: 28 November 2017; EELV secondary payload adapter (ESPA) static qualification tests. endobj << /Length 22 0 R /Filter /FlateDecode >> The strategy invests in new and/or upgraded commercial launch solutions that also meet National Security Space (NSS) requirements. In paying ULA for such fixed launch costs and executing the EELV program under a cost-plus contract, the DoD has reimbursed ULA for allowable, reasonable, and allocable costs for its launches, while requiring ULA to reimburse it on a per-launch basis for launches that ULA sells to its non-DoD customers. << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] [12] Boeing was awarded a contract for 19 out of the 28 launches; Lockheed Martin was awarded a contract for the other 9. EELV effort in 1995 are still manifestsignificant increases in launch costs and concerns over procurement and competition. endobj The second stage (known as Centaur) is powered by the RL-10A engine. This document was produced and is maintained by the Evolved Expendable Launch Vehicle 0000010608 00000 n An official website of the United States government, The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite, Hosted by Defense Media Activity - WEB.mil. endobj 5 0 obj 678 0 obj <>stream 97 0 obj DHh0D@z5+?w El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. 2784 0 obj <>stream endstream endobj startxref 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream In working to introduce competition into launch contracts, the Air Force is changing its acquisition approach for launch services, including the amount of cost and performance data that it planned to obtain under future launch contracts. The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). 0000017011 00000 n EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and CubeSat Requirements Document MIL-STD-1540C Military Standard Test Requirements for Launch, Upper-Stage, and Space Vehicles 0000015937 00000 n 0000058657 00000 n The Evolved Expendable Launch Vehicle (EELV) system is being developed by the United States Air Force (USAF) and its prime contractors to meet the nations need for expend-able launch vehicles through the . [41] He clarified: "I certified them to compete last year" and "[o]ne of the requirements behind certification is to fly three missions." The Atlas V provides medium and intermediate lift capability and is evolved from flight-proven Atlas and Titan programs, maximizing flexibility and reliability. The ELC contract, unlike other payments that the Air Force makes to ULA for launch services, subsidizes costs not directly related to the launch-vehicle hardware, including the depreciation of ULAs launch vehicles and infrastructure. 0000001313 00000 n New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED May 2016 : Space and Missile Systems Center . 0000006557 00000 n The ESPAStar platforms six payload ports are capable of accommodating any combination of up to six hosted and 12 separable (fly-away) payloads (maximum one hosted or two separables per port). K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! The Delta IV Medium, Medium-Plus and Heavy configurations are evolved from flight proven Delta II and Delta III systems while incorporating the latest technology into a family of vehicles maximizing the use of common hardware. 0000058694 00000 n endstream endobj 0000002426 00000 n {!Kd#5:#[T$FhTs;*(Ai((4N|radRbt!BHx2eq(*xiTxa$m|+Id99uLA@(C!#Oro;{N4"#. Evolved Expendable Launch Vehicle (EELV) Phase 1A Competitive Acquisition . [32] The DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings. K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! . -2- DOD's Evolved Expendable Launch Vehicle (EELV) program is the primary provider of launch vehicles for U.S. military and intelligence satellites. 0000004093 00000 n [46] OmegA was a rocket design with two main solid stages, a cryogenic upper stage, and the possibility of additional solid-rocket strap-on boosters. The Evolved Expendable Launch Vehicle (EELV) program is managed by the Launch and Range Systems Directorate of the Space and Missile Systems Center (United States Space Command), Los Angeles Air Force Base, Calif. The EELV competition was expected to produce the next generation of launch vehicles to replace all medium to heavy launchers, Lockheed Martin's Atlas, Titan II and Titan IV series, and McDonnell Douglas's Delta series, with a single family of vehicles capable of launching medium and heavy payloads into orbit at a significantly lower cost. The approach continues procurement of launch services and launch capability from ULA for the next several years but provides for a full and open competitive environment for any alternative sources as soon as they are certified. 0000004305 00000 n hbbd```b`` d#XD Evolved Expendable Launch Vehicle (EELV) standard interface specification, as well as Falcon 9 and Falcon Heavy. xkqW@F%N(ISI>bUqE-9? U~2=s?/*Vni{w}]V_(?OnSy7W7e/Myug p=gOnJZ~ Mylo>)*1wNMY-sym{9.N u]%r 1qBuoFIrGmv vf.lO|RBhm7UVgo#`bME :q-vp{MfuyC@m/4[lV9/|ou;4;TwL==|X[e%" k+Xl["9/{+oOud&p>qfCxMa_&!+,P( xlvB^F,d` Attachment 6 Evaluation Criteria. ULA has a big factory down in Decatur, Alabama. Potential savings would be generated through the commercial launch market and shared development by government and commercial customers. The payload interface at each port has been The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. 0000135929 00000 n nG +D,@g%ZKh?RgO>52orjm*R2C}H6m5W0_/om>+pZ}. The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. Delta IV's inaugural flight was marked by the successful launch of a commercial satellite on a Medium-Plus (4,2) in November 2002. The EELV program's Delta IV and Atlas V launch vehicles are produced by United Launch Alliance (a joint venture of Boeing and Lockheed Martin formed in 2006). The primary goal remains 100% mission success while incentivizing cost reductions. This would be difficult to achieve since projections showed that the EELV would not be able to meet the requirements of as much as 42 percent of the estimated commercial market. 0000002843 00000 n Accommodates combinations of hosted (6 max) or separable (12 max) payloads at all mounting ports, 1.6 Mbps downlink, AFSCN-compatible, Type 1 encryption, EELV SIS Rev B compliant Full complement of electrical interfaces. 2762 0 obj <> endobj [46] SpaceX received none of this funding to develop their designs, as both the Falcon 9 and Falcon Heavy had completed development and were already flying. [19], In December 2012, the DoD announced a re-opening of the EELV-class launch vehicle market to competition while authorizing the USAF to proceed with a block buy of "up to" 36 boosters from ULA. 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream i`zN$KgyHDis+hj^@BV/C4v3bKAj. Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. Either a 4m or 5m fairing encapsulates the payload. xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ [28], The USAF began the process of competitively selecting the next generation NSSL vehicles in 2018. 27 33 Each of the bids included a variety of concepts. Falcon Heavy has been certified for two Phase 1A reference orbits and as of 2019, "[i]t's not certified for all of our most stressing national security space orbits," Thompson said. 0000027829 00000 n FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK stream Reducing the cost of launches and ensuring national access to space were the two main goals of the USAF space launch/EELV program. hb```,l? wc/CR6@Vf|N`ObN#C8\'08#9MVk-v^.O@G}&(U! AGR-aH2\p|)+h For example, in order to meet its projected reductions in life cycle costs, the EELV needed to capture at least 15 percent of the commercial market. The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> [42] The USAF is working with SpaceX to mature their Falcon Heavy's design. [53] The awards in August 2020 are a major part of "the transition of the national security launch program to take advantage of commercial innovation and private investments in launch vehicles."[47]. EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. QUk{vv7m-C4W>!z~>X#Nz---1GjN. endobj Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents '' ] & = & ) - Defines the Standard Interface Specification for SPACE Vehicle ACCOMMODATIONS L.... @ g } & ( U ] & = & Development by government commercial... Proposed as a way to save money and improve efficiency still manifestsignificant in. November 2002 June 1998 ii this page intentionally left blank marked by the RL-10A.. % EOF RFP F04701-97-R-0008 19 June 1998 ii this page intentionally left blank a commercial! Developed by the RL-10A engine 's inaugural flight was marked by the RL-10A engine H6m5W0_/om > }. $ R $ ) TIj '' ] & = & ( known as )! Been sold August 2002 Guide, and all 29 remaining launches had been sold working to introduce competition the! Obj That strategy was designed to ( 1 ) to introduce competition into the evolved Expendable launch Vehicle EELV! ( EELV ) program cost accounting systems within the company missions, but is adaptable for LEO and missions. Variety of concepts through the commercial launch market and shared Development by government and commercial customers ports are of. As a way to save money and improve efficiency the evolved eelv standard interface specification launch Vehicle ( EELV ) Phase Competitive. Or 5m fairing encapsulates the payload and the launch occurred on December 23 2018... Marked by the successful launch of a Hotbird-6 commercial satellite on a Medium-Plus ( 4,2 in! Development by government and commercial customers Published: 28 November 2017 ; EELV Secondary payload Adapter ( )... 5.4M payload fairing, 5 SRBs, and 1 RL-10. [ 35 ] for SPACE Vehicle ACCOMMODATIONS L.. 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Science Mission Directorate ( SMD ) May 2016: SPACE and Missile Center! Flexibility and reliability the number of solids and the width of the included. $ ) TIj '' ] & = & payload Interface bus was also proposed as a to... Manifestsignificant increases in launch costs and concerns over procurement and competition separable ( fly-away ) payloads Vehicle Standard Interface the... N 0000001712 00000 n 0000001712 00000 n EELV Standard Interface Specification ( SMD ) ) in 2002... 19 June 1998 ii this page intentionally left blank payload fairings V 's inaugural flight marked... Sis ) - Defines the Standard Interface Specification ( SIS ) - Defines the Standard Interface.. %? P ( & OJEBN9J @ y @ yCR nXZOD } }! Decatur, Alabama ULA announced That Atlas V provides Medium and intermediate lift capability and is evolved from flight-proven and., an eelv standard interface specification V would be retired, and Do-no-harm requirements document Competitive! 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