Sojourner
Spacecraft
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Sojourner is a robotic Mars rover that landed in the Ares Vallis channel in the Chryse Planitia region of the Oxia Palus quadrangle on July 4, 1997. Sojourner was operational on Mars for 92 sols. It was the first wheeled vehicle to rove on a... Wikipedia
Max speed: 0.01491 mph
Launch date: December 4, 1996 at 1:58 AM EST
Manufacturer: Jet Propulsion Laboratory
Cost: 25 million USD (2004)
Year: 1997
Distance driven: 100 metres (330 ft)
Landing date: July 4, 1997 16:56:55 UTC