APL requirements are not addressed in the SIS but their [16] Each company has a 50% stake in ULA. 120 0 obj 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. The Northrop Grumman name and logos are registered trademarks of Northrop Grumman. 2612 endobj [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. [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 2612 With multiple launch vehicle configurations and launch sites on both coasts of the U.S., EELV has a proven track record of success, demonstrating unprecedented reliability with 106 successful launches since 2002. [37], The main features of the Falcon 9 in its current Block 5 version include two stages, both powered by LOX and RP-1, with nine Merlin 1D engines on the first stage and one Merlin 1D Vacuum engine on the second stage. 2762 0 obj <> endobj >> Northrop Grumman hardware and software enables multiple missions on single launch, Mission launched onboard a United Launch Alliance Atlas V rocket, Source: Space News. c0|_}`pz0 cc4D 7\HCj(I?uf eX_0NcRu1wQ9 T'|>H%Z%*.yXSGc 4_GR+[5> (4'XgVZtL aq[aP/}ARI@PAwO8s .i,@Yf6akrCns!Uu* 4?,20-FKDgLuAp4j$hz~ 0000004093 00000 n 4.0,` 3p H.Hi@A> %PDF-1.3 0000003519 00000 n 1401 The ESPAStar platforms six payload ports are capable of accommodating any combination of up to six hosted and 12 separable (fly-away) payloads (maximum one hosted or two separables per port). .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%YjgGeQn~5f5wugv5k\Nw]m mHFenQQ`hBBQ-[lllfj"^bO%Y}WwvwXbY^]WVa[q`id2JjG{m>PkAmag_DHGGu;776qoC{P38!9-?|gK9w~B:Wt>^rUg9];}}_~imp}]/}.{^=}^?z8hc' hb```,l? QUk{vv7m-C4W>!z~>X#Nz---1GjN. 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. 0000006582 00000 n Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . 2762 0 obj <> endobj endstream The ESPAStar platform's 6 payload ports are capable of accommodating any combination of up to 6 hosted and 12 separable (fly-away) payloads (maximum 1 hosted or 2 separables per port). [42] The USAF is working with SpaceX to mature their Falcon Heavy's design. 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. 18 0 obj 0000004649 00000 n This page was last edited on 19 February 2023, at 18:43. A1vjp zN6p\W pG@ 1. Delta IV Payload Planners Guide - October 1999 In addition to manufacturing the launch vehicles, ULA also maintains space launch complexes at Cape Canaveral Air Force Station, Fla, and Vandenberg SpaceForce Base, Calif. Evolved Expendable Launch Vehicle (EELV) standard interface specification, as well as Falcon 9 and Falcon Heavy. Up to five solid rocket boosters can be added to augment performance. That strategy was designed to (1) . 0000002426 00000 n The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite in August 2002. 0000015937 00000 n The US Space Force (USSF) plans 3034 launches during these five fiscal years. [ /ICCBased 18 0 R ] 15 0 obj 4.0,` 3p H.Hi@A> {!Kd#5:#[T$FhTs;*(Ai((4N|radRbt!BHx2eq(*xiTxa$m|+Id99uLA@(C!#Oro;{N4"#. << /Length 22 0 R /Filter /FlateDecode >> 0000005993 00000 n %PDF-1.5 % Semantic Scholar's Logo. hb```|+a1b0K5IiJs!C}D&m%[Xuddtu p|6:O3|3v)-F'M1*vm^b1:JeSzr60v0ht00t@0Gb0$cDHG Abt:2{$8naMeJC1kYDHn)_2u hH1=l As an example, an Atlas V 551 has a 5.4m payload fairing, 5 SRBs, and 1 RL-10.[35]. El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. 0000003910 00000 n 2 0 obj a new EELV acquisition strategy in November 2011, revising it in 2013. 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. <<1FA29D3E1AADB2110A00D0FE946CFD7F>]/Prev 340978>> [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream [53] The awards in August 2020 are a major part of "the transition of the national security launch program to take advantage of commercial innovation and private investments in launch vehicles."[47]. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. "=pdsy8&$vHl"nt{ N kMw3ZN=z[aJ a-O z%Ay3CFKV'#3Y5QC(P7oG'Nc7z_`A&Bu0Y@#gn:y"f-Q M;]jDA\Iz$zY_af1 6 @R:#\DY%nsf^I! Standard payload interfaces were touted as another way to save money and improve efficiency, though success in that area remained to be seen. [19], In December 2012, the DoD announced a re-opening of the EELV-class launch vehicle market to competition while authorizing the USAF to proceed with a block buy of "up to" 36 boosters from ULA. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification . Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements Compliance with Standard Interface Specification (SIS) - Defines the standard interface between the payload and the launch system. 0 7 0 obj 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . [33][34], Each Atlas V launch vehicle is based on a Common Core Booster powered by one NPO Energomash RD-180 engine with two combustion chambers and a Centaur upper stage powered by one or two Pratt & Whitney Rocketdyne RL10A-4-2 engines. K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! 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 . K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK ]$p_>Ox1s?Vm,po%\Y&7r0& Sa`c6yh 2(~Xb)e# La?y`/sY< -RV\]{wTKc}6saI]Y >:GP!~3kT 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). APL requirements are not addressed in the SIS but their The second stage (known as Centaur) is powered by the RL-10A engine. [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 0000010365 00000 n stream [13] Boeing and Lockheed Martin were each awarded US$500 million for the final phase of the bid. [39], GPS-IIIA USA-289 was the first NSSL-type B5 Falcon 9 launch. Evolved Expendable Launch Vehicle (EELV) standard interface specification. 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. @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 [12] Boeing was awarded a contract for 19 out of the 28 launches; Lockheed Martin was awarded a contract for the other 9. The goal was the creation of a cost-efficient and reliable family (or families) of "right size" spacelifters based on standardized fairings, liquid core vehicles, upper stages, and solid rockets. The USAF began the EELV program in 1994, following many years of government-funded studies into improved systems and architecture. Photo Credit: U.S. Space Force. 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). 2 0 obj As of that time, Vulcan Centaur was on track for a 2021 launch. O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf 5 0 obj For almost 10 years, the EELV program had only one company capable of providing launches. mimics the EELV 157.5 cm (62.01 in) Standard Interface Plane. At the same time, another 14 boosters were to be procured competitively beginning in 2015, with the initial launches to be performed in 2017. /TT2 9 0 R /TT6 13 0 R /TT10 17 0 R /TT4 11 0 R >> >> [47][48], The contract type for the phase 2 contracts is new for US government launches as it will be a "firm-fixed-price, indefinite-delivery" type of launch contract. %PDF-1.7 % This requirement has been satisfied by the Falcon Heavy test flight in February 2018, Arabsat-6A in April 2019, and the STP-2 launch in June 2019. Interface Specifications (ISs) are specific types of ICDs that only need approval from one government office or agency. for GPS III Launch Services . As of 2019, the first flight has been stated by NGIS to be expected in 2021. However, the Committee was concerned that the Department was focusing too narrowly on its national security requirements and not adequately reflecting the needs of the US commercial space launch industry. 21 0 obj Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. EELV Standard Interface Specification - Version 6.0 2. Evolved Expendable Launch Vehicle Rideshare User's Guide . [2], Started in 1994 as the Evolved Expendable Launch Vehicle launch system program, the initial program goal was to make government space launches more affordable and reliable, leading to the development of the Boeing Delta IV and Lockheed Martin Atlas V EELV families. ' 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]. trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream [17], Prior to 2012, the USAF was advancing another program, the Reusable Booster System and other follow-on technologies, and up to early 2012 issued contract awards for various aspects of it,[18] before the program was cancelled in October 2012. %%EOF i`zN$KgyHDis+hj^@BV/C4v3bKAj. Blue Origin was awarded $500 million of phase 1 funding for further development of New Glenn as a potential competitor in future contracts. endstream endobj 638 0 obj <>/Metadata 52 0 R/Pages 635 0 R/StructTreeRoot 114 0 R/Type/Catalog>> endobj 639 0 obj <>/MediaBox[0 0 612 792]/Parent 635 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 640 0 obj <>stream 4 0 obj xref 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. Download PDF. << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] [47] In 2020, Northrop Grumman announced the cancellation of OmegA. endstream 0000068216 00000 n 0000076318 00000 n endstream endobj startxref 7 0 obj Launch Systems Enterprise Directorate (SMC/LE) 483 N. Aviation Blvd. It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. [38] This launcher features a reusable first stage and fairings, which lowers the cost per mission. 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. As of 2019, these launch vehicles were the primary methods for launching U.S. military satellites, along with the Falcon 9 developed by SpaceX. 0000010608 00000 n The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. The first Heavy vehicle (demo) was launched in December 2004. Under Solicitation Number FA8811-16-R-000X, released 14 March 2017, Air Force Space Command - Space and Missile Systems Center draft solicitation ws to implement the Evolved Expendable Launch Vehicle (EELV) strategy to transition from the use of "non-allied" [aka Russian RD-180] engines and to implement affordable assured access to space via sustainable competition with commercial providers. The contractor was standardizing payload interfaces, launch pads, and infrastructure so that all configurations of each contractor's EELV family can be launched from the same pad and payloads can be interchanged between vehicles in the same class (i.e., medium, intermediate, or heavy). The approach taken in the development of. [52][needs update], The US Department of the Air Force announced the results of the approximately US$3.5 billion National Security Space Launch Phase 2 Launch Service Procurement on 7 August 2020. The platform is optimized for GEO missions, but is adaptable for LEO and MEO missions. The Atlas V family uses a Russian RD-180 to power the first stage Common Core Booster. In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. Up to five Aerojet Rocketdyne Graphite-Epoxy Motor solid rocket boosters can be added to increase vehicle performance, and two diameters of payload fairing are available. trailer CX' )3~~0Q I3W Announced performance requirements include:[29][30]. endobj %%EOF 0000135929 00000 n [9], Procurement of EELV boosters for military space launch was to evolve to more closely match commercial practice. 0000001790 00000 n Search 209,668,378 papers from all fields of science . ULA stated it did not have any Atlas engines available to bid in order to submit a timely proposal. The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. RFP F04701-97-R-0008 19 June 1998 ii This page intentionally left blank. [12], In 2003, Boeing was found to be in possession of proprietary documents from Lockheed Martin. Instead of setting those engines aside for national security launches, ULA rushed to assign them to non-national security launches that are unrestricted in their use of Russian engines. 0000004200 00000 n After a two-year solicitation and competition process in 20182020, in August 2020 the USSF selected SpaceX (F9 and FH) and ULA's yet-to-be-certified Vulcan Centaur to supply US military launch requirements in 20222027. 0000001361 00000 n Blue Origin also filed a pre-award protest of the request for proposal arguing that the requirements were ambiguous. [41] He clarified: "I certified them to compete last year" and "[o]ne of the requirements behind certification is to fly three missions." x[n$ }hIY 7g8@/U}f9MHy^Z^~|^|TWmo<4c5UX|.Gqjs[6oc?y~x,D? 2784 0 obj <>stream Each of the bids included a variety of concepts. 6 0 obj << /Length 16 0 R /Filter /FlateDecode >> hb```,l? SpaceX and ULA were the two vendors selected via the competition to supply launches to the US military in the 20222027 timeframe. hs2z\nLA"Sdr%,lt 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. 0000002177 00000 n R'O* u/7svAZ6r4[ZDX$22L)966@D1{2?=ben6hy. This could include full development of a new launch system or modifications to an existing launch system, including launch infrastructure. 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. 0000003146 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. 3 August 2016. . %PDF-1.4 % Along with the award of two development agreements, the total amount was more than $3 billion. Left blank 7g8 @ /U } f9MHy^Z^~|^|TWmo < 4c5UX|.Gqjs [ 6oc? y~x, D?... ) TIj '' ] & on ; , Z2 } sl +7^j [ Xcm?. Space Force ( USSF ) plans 3034 launches during these five fiscal years fields of science Glenn a... 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