Pioneer Venus Orbiter
(PVO, Pioneer 12, Pioneer Venus 1)
(NASA Venus probe launched 1978)
Pioneer Venus Orbiter (PVO, Pioneer 12, or Pioneer Venus 1)
was a space probe launched in 1978 for Venus, operational
until 1992 when it ran out of propellant and eventually was
burned in Venus's atmosphere. In 1986, the PVO observed
Comet Halley.
Instruments:
(spacecraft,Venus,NASA)
Further reading:
https://en.wikipedia.org/wiki/Pioneer_Venus_Orbiter
https://www.nasa.gov/centers/ames/missions/archive/pioneer-venus.html
https://nssdc.gsfc.nasa.gov/planetary/pioneer_venus.html
https://heasarc.gsfc.nasa.gov/docs/heasarc/missions/pvo.html
Index