View Full Version : HiRISE Looks Down to the Bottom of a Pit on Mars

2009-Mar-19, 07:50 PM
Dark pits on Mars are fascinating probably because they provide mysteries and possibilities. Could anything be inside? Or could this be a place where humans could set up a base since it would provide shelter from Mars' harsh environment? Some of the pits found earlier have been speculated to be entrances [...]

More... (http://www.universetoday.com/2009/03/19/hirise-looks-down-to-the-bottom-of-a-pit-on-mars/)