A

David

Darling

Sojourner

Sojourner was the first roving vehicle to explore the surface of Mars. It was carried by Mars Pathfinder, weighed 10 kg (22 lb), and sent back its last transmission on Sep 27, 1997. Sojouner traveled a total of about 100 m (328 ft) in 230 commanded maneuvers, performed more than 16 chemical analyses of rocks and soil, carried out soil mechanics and technology experiments, and explored about 250 sq m (2691 sq ft) of the Martian surface.

 

Sojourner