Released from Apollo; particles and fields experiments. Lunar Orbit (Selenocentric).

Mass: 36 kg (79 lb). Associated Launch Vehicle: Saturn V, Saturn V.

• 1971 July 26 - Apollo 15 Subsatellite - Program: Apollo. Flight: Apollo 15. Launch Site: Cape Canaveral. Launch Vehicle: Saturn V. Mass: 36 kg (79 lb).

  Released from Apollo 15 into 102 x 142 km lunar orbit on 4 August 1971 at 20:13:29 GMT; studied lunar particles and included fields experiments. Last telemetry from lunar orbit in 1984.

• 1972 April 16 - Apollo 16 Subsatellite - Program: Apollo. Flight: Apollo 16. Launch Site: Cape Canaveral. Launch Vehicle: Saturn V. Mass: 36 kg (79 lb).

  Released from Apollo 16 into lunar orbit on 24 April 1972 at 21:56:09 GMT into a 96 km x 122 km orbit; fields and particles data; impacted lunar surface 29 May 1972.

• McDowell, Jonathan, Jonathan's Space Home Page, Harvard University, 1997-present. Jonathan McDowell's complete on-line listing of all objects orbited and over 20,000 rocket launches Accessed at: http://www.planet4589.org/jsr.html.

• Furniss, Tim, Manned Spaceflight Log, Jane's, London, 1986. ISBN: 0710604025. Summary of all manned spaceflights up to 1986. Pre-Glasnost, so many 'war stories' of Soviet manned spaceflight are not included. More at amazon.com...

• Brooks, Courtney G, Grimwood, Hames M, Swenson, Lloyd S, Chariots for Apollo, Government Printing Office, 1989. The official version - NASA's history of the Apollo program. Accessed at: http://www.hq.nasa.gov/office/pao/History/SP-4205/cover.html.

• Baker, David, The History of Manned Spaceflight, Crown, New York, 1981. The best overview of America's manned space programs up to Skylab. Information and details not available anywhere else. Unfortunately out of print and difficult to locate.

• Ertel , Ivan D; Morse , Mary Louise; et al, The Apollo Spacecraft Chronology Vol I - IV NASA SP-4009, NASA, 1966-1974. Accessed at: http://www.hq.nasa.gov/office/pao/History/SP-4009/cover.htm.

• Krebs, Gunter, Gunter's Space Page, University of Frankfurt, 1996. Accessed at: http://www.skyrocket.de/space.

• Turnill, Reginald,, The Observer's Spaceflight Directory, Frederick Warne, London, 1978. ISBN: 0723220514. Good miniature encyclopaedia of space programs just before the shuttle started flying. More at amazon.com...

• USAF Satellite Database, USAF Institute of Technology, 1995. Accessed at: ftp://archive.afit.af.mil/pub/space/.

• NASA Report, Expected communication performance of the Apollo subsatellite, . Accessed at: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19790073184_1979073184.pdf. -right click to download pdfs!

• NASA Report, Particles and Fields Subsatellite Program, . Accessed at: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19720006214_1972006214.pdf. -right click to download pdfs!

• JPL Mission and Spacecraft Library, Jet Propulsion Laboratory, 1997. Accessed at: http://msl.jpl.nasa.gov/home.html.