On May 31, 2013, asteroid 1998 QE2 will sail serenely past Earth, getting no closer than about 3.6 million miles (5.8 million kilometers), or about 15 times the distance between Earth and the Moon. While QE2 is not of much…
What if we had a blue sun? NASA's most recent "astronomy picture of the day" offers a false-color glimpse of our star in the cool hue, revealing a detailed look at the sun's chromosphere.
The chromosphere is the layer of the…
NASA’s senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on “Cape York,” with examination of a rock intensely altered by water.
The fractured rock, called “Esperance,” provides evidence about an ancient…
NASA announced a problem on Wednesday that threatens to cripple one of its highest-profile missions, the Kepler Space Telescope, an instrument dedicated to finding Earth-like planets orbiting other stars.
Since its launch in 2009, Kepler has found 130 planets orbiting…
A newly released report from a National Science Foundation (NSF) committee offers some hard-hitting news, with recommendations to cut funding to several iconic telescopes and astronomical facilities as part of an aggressive new path for the agency over the next decade.
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