![](https://webarchive.library.unt.edu/eot2008/20080916222444im_/http://astrobiology.nasa.gov/img/_placehold/placehold-ask.jpg)
![Ask an Astrobiologist](https://webarchive.library.unt.edu/eot2008/20080916222444im_/http://astrobiology.nasa.gov/img/text/ask-an-astrobiologist.gif)
"Would it ever be possible for a human to go to Mars? If so, what would be necessary to maintain a human in Mars?"
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The Great Escape
External Link: NASA Selects Proposals for Future Mars Missions and Studies
January 19, 2008
![Current Missions](https://webarchive.library.unt.edu/eot2008/20080916222444im_/http://astrobiology.nasa.gov/img/text/hd_current_missions.gif)
![Past Missions](https://webarchive.library.unt.edu/eot2008/20080916222444im_/http://astrobiology.nasa.gov/img/text/hd_past_missions.gif)
External Link: NASA Selects Proposals for Future Mars Missions and Studies