Timeline of Mars Exploration, from 1960 to 2011 [Interactive]
Two Mars missions are scheduled to launch this month. How have their predecessors fared? Find out more in Exploring the Red Planet
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Interactive by Krista Fuentes
Mars photograph courtesy NASA
ABOUT THE AUTHOR(S)
John Matson
John Matson is a former reporter and editor for Scientific American who has written extensively about astronomy and physics.
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