Mars Polar Lander
Lost during descent near the south pole on 3 December 1999. The location is only estimated.
- Body: Mars
- Status: Contact lost
- Agency: NASA
- Position: 76.000° S, 165.000° W
- Date: 3 December 1999
- Crash site: Mars Polar Lander
- Crash site: Deep Space 2 probes, nearby