Silent space probe
Pioneer 10
The first spacecraft to cross the asteroid belt and fly past Jupiter. It carries a plaque showing who sent it. Last heard from in 2003.
- Launched
- 3 Mar 1972
- Jupiter flyby
- 1973
- Last signal
- 23 Jan 2003
- Heading
- Towards Aldebaran
Air on board
- None, it’s a vacuum
Spacecraft
Measured by JPL Horizons