American Mars Explorations

Main

Viking 1

Aug. 20, 1975

Viking 2

Sept. 9, 1975

Pathfinder

Dec. 4, 1996

Mars Polar Lander/ Deep Space 2

Jan. 3, 1999

FAILED

Spirit

June 10, 2003

Opportunity

July 7, 2003

Phoenix Lander

Aug. 4, 2007

Curiosity Rover and Science Lab

Aug. 5, 2012