Astronomers have found that the extrasolar planet HAT-P-7b has a retrograde or highly tilted orbit. Studying such planets is important in understanding the diversity of planetary systems and assessing current models of how ...
Nov 18, 2009 in Astronomy
(PhysOrg.com) -- The patterns of missing asteroids are like the footprints of wandering giant planets preserved in the asteroid belt.
Feb 25, 2009 in Space Exploration
Rocks on Mars are on the move, rolling into the wind and forming organized patterns, according to new research.
Jan 08, 2009 in Space Exploration