Questions about the science or exploration of the planet Mars.
The first mission to Mars was in 1960 by the former Soviet Union (first successful landing was 1971 mars-3), and there are several current missions studying the planet. Several space agencies from around the world are studying its surface features, atmosphere, and its potential for hosting life in the past or present.
Questions related to the past, current, or future exploration and study of Mars should use this tag. For some more information: