New features discovered on Mercury could be evidence of hydrogen geysers and metallic iron
Wednesday, November 2, 2011 - 08:30
in Astronomy & Space
How long has it been since youve taken a good look at Mercury? For the backyard astronomer, all well ever see is the speedy little planet as a bright crescent a few times a year. But, for the MESSENGER spacecraft, Mercury isnt quite as boring as you might think! Some strange new features have been spotted and a planetary geologist speculates they could be attributed to hydrogen venting from the planets interior.