Quantcast

Latest Reull Vallis Stories

Mars Express Orbiter Snaps Image Of River-Like Formation On Surface Below
2013-01-18 16:04:26

The European Space Agency's Mars Express has offered up a high-resolution photo of a river-like structure on Mars. The spacecraft used its high-resolution stereo camera last year to snap an image of Reull Vallis on the Red Planet.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.