Encyclopedia Astronautica
Delta 2 7000



de799137.jpg
Delta 7925 no. 205
Delta 7925 no. 205 - COSPAR 1991-037
American orbital launch vehicle. The Delta 7000 series used GEM-40 strap-ons with the Extra Extended Long Tank core, further upgraded with the RS-27A engine.

LEO Payload: 5,089 kg (11,219 lb) to a 185 km orbit. Payload: 1,818 kg (4,008 lb) to a GTO. Launch Price $: 60.000 million in 1999 dollars.

Status: In production.
Gross mass: 231,870 kg (511,180 lb).
Payload: 5,089 kg (11,219 lb).
Height: 38.10 m (124.90 ft).
Diameter: 2.44 m (8.00 ft).
Thrust: 3,110.00 kN (699,150 lbf).
Apogee: 185 km (114 mi).

More... - Chronology...


Associated Countries
Associated Spacecraft
  • Spacebus 100 French communications satellite. 12 launches, 1975.08.26 (Symphonie 2) to 1994.01.24 (Eutelsat II F5). 3-axis stabilized using bipropellant thrusters (750 kg propellant - unified with apogee insertion and maneuvering propulsion) and momentum wheels. More...
  • ECS/OTS European communications satellite. 20 launches, 1977.09.13 (OTS 1) to 2001.02.07 (Skynet 4F). More...
  • HS 376 American communications satellite. 56 launches, 1980.11.15 (SBS 1) to 2003.09.27 (E-Bird). Mass 654 kg at beginning-of-life in geosynchronous orbit. Spin stabilized at 50 rpm by 4 hydrazine thrusters with 136 kg propellant. More...
  • AS 3000 American communications satellite. 25 launches, 1981.11.20 (RCA Satcom 4; RCA Satcom 3R) to 1996.01.14 (Koreasat 2). More...
  • ASC British military communications satellite. 3 launches, 1985.08.27 (ASC-1) to 1991.04.13 (ASC-2 / Spacenet F4). More...
  • GPS Block 2 and 2A American navigation satellite. 28 launches, 1989.02.14 (USA 35) to 1997.11.06 (USA 134). The Navstar GPS constellation worked in concert with ground receivers to give precise location information to military and civilian users anywhere in the world. More...
  • HS 601 American communications satellite bus. First launch 1990.01.09. 3-axis unified ARC 22 N and one Marquardt 490 N bipropellant thrusters, Sun and Barnes Earth sensors and two 61 Nms 2-axis gimbaled momentum bias wheels. More...
  • Losat American military strategic defense satellite. One launch, 1991.07.07. Test flight of DOD sensors; Low Altitude Satellite Experiment. More...
  • SEDS American tether technology satellite. 4 launches, 1993.03.30 (SEDS 1) to 1994.03.10 (SEDS 2 Deployer). More...
  • PMG American tether technology satellite. 2 launches, 1993.06.26 (PMG) and (PMG). Plasma Motor Generator More...
  • Wind American earth magnetosphere satellite. One launch, 1994.11.01. Wind was designed to provide continuous measurement of the solar wind, particularly charged particles and magnetic field data. More...
  • Radarsat Canadian earth resources radar satellite. Two launches, 1995.11.04 (Radarsat) and 2007.12.14 (Radarsat). Canada's Radarsat was a radar satellite featuring variable resolution, and different view angles at a number of preset positions. More...
  • SURFSAT-1 American technology satellite. One launch, 1995.11.04, SURFSAT. SURFSAT-1 was a small satellite built by undergraduate college students and the Jet Propulsion Laboratory to support experiments by NASA's Deep Space Network. More...
  • XTE American x-ray astronomy satellite. One launch, 1995.12.30. X-ray Timing Explorer; X-ray astronomy. More...
  • NEAR American asteroid probe. One launch, 1996.02.17. NEAR (Near Earth Asteroid Rendezvous) was the first spacecraft ever to orbit and then (improvisationally) land on an asteroid. More...
  • Polar American earth magnetosphere satellite. One launch, 1996.02.24. Polar was designed to measure the entry, energization, and transport of plasma into the magnetosphere as part of the International Solar Terrestrial Program (ISTP). More...
  • MSX American military strategic defense satellite. One launch, 1996.04.24. More...
  • Mars Global Surveyor American Mars orbiter. One launch, 1996.11.07. Mars Global Surveyor was a polar orbiting spacecraft designed to monitor Martian global weather and provide comprehensive maps of surface topography and the distribution of minerals. More...
  • Mars Pathfinder American Mars rover. 3 launches, 1996.12.04 (Mars Pathfinder) to (Mars Pathfinder). Mars lander with surface rover. Landed a mini-rover to the Mars surface. Test of airbag and rover technologies. First successful Mars landing mission since Viking. More...
  • GPS Block 2R American navigation satellite. 21 launches, 1997.01.17 (USA 132) to 2009-08-17. Launches began in 1997 of 'GPS-IIR' replenishment satellites, produced by General Electric Astrospace (later acquired by Lockheed Missiles & Space). More...
  • LM 700 American communications satellite. 98 launches, 1997.05.05 (Iridium 8) to 2002.06.20 (Iridium SV98 ). The LM 700 had its first use in the Iridium system, a commercial communications network comprised of a minimum of 66 LEO spacecraft. More...
  • ACE American solar satellite. One launch, 1997.08.25. More...
  • Globalstar American communications satellite. 72 launches, 1998.02.14 (Globalstar FM1) to 2007.10.20 (Globalstar D). The Globalstar constellation was a Medium Earth Orbit system for mobile voice and data communications. More...
  • Deep Space 1 American asteroid probe. One launch, 1998.10.24. Deep Space 1 (DS1) was a primarily a technology demonstration probe powered by an ion engine, although the spacecraft also flew by asteroid and cometary targets. More...
  • SEDSAT American technology satellite. One launch, 1998.10.24. The SEDSAT micro-satellite was built by the Huntsville, Alabama chapter of SEDS (the Students for the Exploration and Development of Space). More...
  • Mars Polar Lander American Mars lander. One launch, 1999.01.03. The Mars Polar Lander had the mission of studying Martian volatiles (frozen water and carbon dioxide) and climate history. The Martian polar regions were the best places to conduct these studies. More...
  • Stardust American comet probe. One launch, 1999.02.07. Stardust was scheduled to encounter comet Wild-2 early in 2004 and collect samples of cometary dust and volatiles while flying through the coma at a distance of 100 km on the sunlit side of the nucleus. More...
  • Sunsat South African technology satellite. One launch, 1999.02.23. Sunsat was built by students at Stellenbosch University, South Africa and carried a small imager and a message relay payload. More...
  • ARGOS American ion engine technology satellite. One launch, 1999.02.23. ARGOS was the USAF Space Test Program P91-1 technology satellite by Boeing/Seal Beach. More...
  • Orsted Danish earth magnetosphere satellite. One launch, 1999.02.23. More...
  • Landsat 7 American earth land resources satellite. One launch, 1999.04.15. More...
  • FUSE American ultraviolet astronomy satellite. One launch, 1999.06.24. FUSE carried four 0.35m far ultraviolet telescopes each with an ultraviolet high resolution spectrograph. More...
  • IMAGE American solar satellite. One launch, 2000.03.25. The IMAGE spacecraft imaged remote particle populations in the magnetosphere. More...
  • EO-1 American earth land resources satellite. One launch, 2000.11.21. The Earth Orbiter 1 satellite was part of NASA's New Millennium Program. More...
  • SAC-C Argentinan earth land resources satellite. One launch, 2000.11.21. The SAC-C Satelite de Aplicaciones Cientificas C was developed by the Argentine space agency CONAE and built by the Argentine company INVAP. More...
  • Munin Swedish technology satellite. One launch, 2000.11.21. Small 6 kg Munin nanosatellite was built by Swedish students in collaboration with the Swedish Institute for Space Physics (IRF) and carried a particle detector, a spectrometer, and an auroral camera. More...
  • Mars Odyssey American Mars orbiter. One launch, 2001.04.07, 2001 Mars Odyssey. Mars Odyssey had the primary science mission of mapping the amount and distribution of chemical elements and minerals that make up the Martian surface. More...
  • GeoLITE American military communications satellite. One launch, 2001.05.18, USA 158. GeoLITE was a TRW T-310 class satellite with a mass of about 1800 kg, including a solid apogee motor. More...
  • MAP American infrared astronomy satellite. One launch, 2001.06.30. NASA's Microwave Anisotropy Probe was placed at the L2 Earth-Moon Lagrangian point 1. More...
  • QuickBird American civilian surveillance satellite. One launch, 2001.10.18. The QuickBird commercial imaging satellite was owned by DigitalGlobe (formerly EarthWatch) and used a Ball BCP2000 bus with a launch mass of 1028 kg and a dry mass of about 995 kg. More...
  • TIMED American solar satellite. One launch, 2001.12.07. TIMED was the first NASA Solar Terrestrial Probe, operated by Johns Hopkins Applied Physics Lab to study the thermosphere, mesosphere and lower ionosphere. More...
  • Aqua American earth sea satellite. One launch, 2002.05.04. Aqua was also designated the EOS-PM Earth Observing System satellite, joining EOS-AM/Terra. The CERES and MODIS instruments aboard Aqua were also carried on the Terra satellite. More...
  • ICESat American earth land resources satellite. One launch, 2003.01.13. More...
  • CHIPSat American ultraviolet astronomy satellite. One launch, 2003.01.13. NASA's Cosmic Hot Interstellar Plasma Spectrometer (CHIPS) mission used the CHIPSat bus. More...
  • XSS American rendezvous technology satellite. 2 launches, 2003.01.29 (XSS-10) and 2005.04.11 (USA 165). More...
  • MER American Mars lander. 2 launches, 2003.06.10 (Spirit (Mars Exploration Rover A, MER-2)) to 2003.07.08 (Opportunity (Mars Exploration Rover B, MER-1)). NASA's rover mission design for the 2003 Mars launch opportunity. More...

Associated Engines
  • AJ10-118K Aerojet N2O4/Aerozine-50 rocket engine. 43.4 kN. Isp=321s. Pressure-fed engine, optimized for altitude operation, used in Delta K stage from 1989. Not regeneratively cooled; used a rubber modified silica phenolic ablative at the combustion flame front. More...

See also
  • Delta The Delta launch vehicle was America's longest-lived, most reliable, and lowest-cost space launch vehicle. Development began in 1955 and it continued in service in the 21st Century despite numerous candidate replacements. More...

Associated Manufacturers and Agencies
  • Douglas American manufacturer of rockets, spacecraft, and rocket engines. Boeing Huntington Beach, Huntington Beach, CA, USA. More...

Home - Browse - Contact
© / Conditions for Use