Monday, March 15, 2010

New Images Reveal Details of the Martian Moon Phobos

"New pictures have been released of the Martian moon Phobos, acquired by the European Mars Express (Mex) probe during its recent flybys. The images reveal details down to a resolution of just 4.4m per pixel,"reports the BBC. "The excellent resolution shows the Phobos-Grunt mission planners the precise conditions at their potential landing sites. Planetary scientists are trying to explain the origin of the moon, one of two natural satellites at Mars (the other being Deimos). Previous study had indicated that Phobos has an extremely low density, suggesting that its surface probably hides many large interior voids. Researchers suspect the moon is simply a collection of planetary rubble that coalesced around the Red Planet sometime after its formation. Another explanation is that it is a captured asteroid." READ MORE