Jan. 20, 2012
A paper published in today's issue of Science raises an intriguing new possibility--the presence of abundant comet corpses in the solar wind. The new research is based on dramatic images of a comet disintegrating in the sun's atmosphere last July.
Jan. 19, 2012
Winter seems to be on hold this year in some parts of the United States. Snowfall has been scarce in places that were overwhelmed with the white stuff at the same time last year. In this story from Science@NASA, JPL climatologist Bill Patzert explains what's going on.
Jan. 13, 2012
A distant super-Earth named "55 Cancri e" is wetter and weirder than astronomers thought possible. The discovery has researchers re-thinking the nature of alien worlds.
Jan. 12, 2012
Astronomers are still scratching their heads over Comet Lovejoy, which plunged through the atmosphere of the sun in December and, against all odds, survived. The comet is now receding into the outer solar system leaving many mysteries behind.
Jan. 11, 2012
NASA's Kepler spacecraft has discovered the tiniest solar system so far, composed of a red dwarf star with three rocky planets smaller than Earth.