Latest articles by Andrea Thompson
Mars rover Spirit hit another snag in attempt to free itself when one of its wheels stalled.
NASA's second attempt to drive stuck Mars rover Spirit results in some small movement.
PETA members protested research into effects of space radiation on monkeys.
NASA will make a second attempt to move stuck Spirit Mars rover.
NASA has sent commands to move the stuck Spirit rover on Mars and are waiting to see what progress was made.
NASA plans to send commands to move the stuck Spirit rover on Mars late tonight/early tomorrow.
NASA's LCROSS probe discovered beds of water ice at the lunar south pole when it impacted the moon last month, mission scientists announced today.
Mission engineers have their final plans for attempting to extricate the Spirit rover from its sandy Martian trap.
Astronomers solve mystery behind sun's low lithium levels; discover way to look for exoplanet systems.
New type of supernova featuring helium explosion on a white dwarf is discovered.
Spectrum of supernova remnant explained by low magnetic field, carbon atmosphere.
Mercury probe sees seasonal changes, iron on surface during third flyby.
New gamma-ray burst becomes most distant object yet seen, could shed light on early universe.
Depressions in Martian surface hint at subsurface cave system that could preserve signs of life.
Astronomers announce 32 new exoplanets, including several new low-mass ones.
NASA smacked the moon twice Friday with a pair of probes aimed at uncovering buried water ice.
Enormous new ring found distantly orbiting Saturn; likely source of moon's dark side.
From mythology to dynamic world with water, our view of the moon through the ages.
Modeling study shows pebbles condense, rain from rocky exoplanet's atmosphere.
New images of Mercury from final MESSENGER probe flyby show close-up of bright spot.
Fresh craters expose subsurface water ice on Mars, hint at recent wetter climate.
