Latest articles by Andrea Thompson
Hubble Telescope Spots Most Distant Galaxies
Revamped Hubble takes images of some of earliest galaxies in universe.
Attempt to Free Mars Rover Snagged by Wheel Stall
Mars rover Spirit hit another snag in attempt to free itself when one of its wheels stalled.
Stuck Mars Rover Finally Budges, a Little
NASA's second attempt to drive stuck Mars rover Spirit results in some small movement.
PETA Protests NASA Monkey Radiation Experiment
PETA members protested research into effects of space radiation on monkeys.
NASA to Try to Free Stuck Mars Rover Again
NASA will make a second attempt to move stuck Spirit Mars rover.
Stuck Mars Rover Hits Snag In First Escape Attempt
NASA has sent commands to move the stuck Spirit rover on Mars and are waiting to see what progress was made.
NASA to Begin Escape Attempt for Stuck Mars Rover
NASA plans to send commands to move the stuck Spirit rover on Mars late tonight/early tomorrow.
'Significant Amount' of Water Found on Moon
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.
NASA Unveils Plan to Free Stuck Mars Rover Spirit
Mission engineers have their final plans for attempting to extricate the Spirit rover from its sandy Martian trap.
60-Year-Old Solar Mystery Finally Explained
Astronomers solve mystery behind sun's low lithium levels; discover way to look for exoplanet systems.
New Type of Supernova Discovered
New type of supernova featuring helium explosion on a white dwarf is discovered.
Identity of Puzzling Star Revealed
Spectrum of supernova remnant explained by low magnetic field, carbon atmosphere.
NASA Probe Sees Changing Seasons on Mercury
Mercury probe sees seasonal changes, iron on surface during third flyby.
Violent Explosion Is Most Distant Object Ever Seen
New gamma-ray burst becomes most distant object yet seen, could shed light on early universe.
Mars Caves Might Protect Microbes (or Astronauts)
Depressions in Martian surface hint at subsurface cave system that could preserve signs of life.
Nearly 3 Dozen Planets Found
Astronomers announce 32 new exoplanets, including several new low-mass ones.
KAPOW! NASA Smacks the Moon in Search for Water Ice
NASA smacked the moon twice Friday with a pair of probes aimed at uncovering buried water ice.
Enormous New Ring Found Distantly Orbiting Saturn
Enormous new ring found distantly orbiting Saturn; likely source of moon's dark side.
On Alien World, It Rains Rocks
Modeling study shows pebbles condense, rain from rocky exoplanet's atmosphere.
Mercury's Mysterious Bright Spot Photographed Up Close
New images of Mercury from final MESSENGER probe flyby show close-up of bright spot.
Water Ice Exposed in Mars Craters
Fresh craters expose subsurface water ice on Mars, hint at recent wetter climate.
