Phobos, Mars’ largest moon — although at just 16 miles wide still quite small — is slowly but steadily being torn apart by the gravitational pull of Mars… and it bears the scars to prove it. Long parallel grooves seen wrapping around the surface of Phobos are most likely stress fractures, visible evidence of the tidal forces…
Tag: Roche limit
Mars is Tearing its Moon Apart
Phobos, the largest — yet at just 16 miles wide still quite tiny — moon of Mars is getting ripped apart by the gravitational pull of its parent planet… and it bears the scars to show it, scientists have determined. Long parallel grooves that wrap around the surface of Phobos are thought to be stress fractures…