Sojourner Mars Rover

Created 1996,Controllers The Jet Propulsion Laboratory at California Institute of Technology,Delivered by the Mars Pathfinder on Independence Day 1997, the 23 pound Sojourner studied the Martian surface and atmospherea relative bargain at $150 million for the mission. Its name was chosen by a 12 year old from Connecticut honoring abolitionist and feminist Sojourner Truth.