(Phys.org) —With data collected from the mighty W. M. Keck Observatory, California Institute of Technology (Caltech) astronomer Mike Brown—known as the Pluto killer for discovering a Kuiper-belt object ...

Space & Earth - Astronomy

Mar 05, 2013 5 / 5 (11) 8 |

(PhysOrg.com) -- Salty, liquid water has been detected on a leg of the Mars Phoenix Lander and therefore could be present at other locations on the planet, according to analysis by a group of mission scientists ...

Space & Earth - Space Exploration

Mar 17, 2009 4.7 / 5 (18) 6