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Rainbow rings of Saturn
Turquoise-hued rings of Saturn contain particles of nearly pure water ice, while reddish rings contain ice particles with more contaminants.
May 7, 2014
Are we ready for contact with extraterrestrial intelligence?
Do we need a greater or different kind of awareness of the cosmos in order to make contact with extraterrestrial civilizations?
May 6, 2014
Bright daytime meteor seen over Canada and U.S. Northeast
People in the U.S. Northeast and Canada began reporting a bright daytime meteor on the afternoon of May 4, 2014. Photos and some dashcam videos here.
May 5, 2014
See Uranus from Saturn
Looking beyond the rings of Saturn, Uranus is that tiny blue dot in the upper left in this first ever image of the planet, taken by NASA's Cassini spacecraft.
May 1, 2014
Entire star cluster thrown out of its galaxy
Galaxy M87 has thrown an entire star cluster toward us at two million miles per hour. The cluster's fate, scientists say, is to drift through the void between the galaxies for all time.
May 1, 2014
Exoplanet’s day lasts only 8 hours
The length of an exoplanet's day has been measured for first time.
Planet Beta Pictoris b, 63 light-years away, is 16 times larger and 3,000 times more massive than the Earth, yet a day on the planet only lasts 8 hours.
April 30, 2014
See it! Photos and video of partial solar eclipse of April 29
Check out these photos and video of the April 29 partial solar eclipse.
April 29, 2014
Growing lettuce in space
A new space-faring lettuce is taking root on the International Space Station. Its name is "Outregeous."
April 28, 2014
Sun’s fourth-closest neighbor is cold and frosty
Astronomers have discovered a dim, star-like body that surprisingly is as frosty as Earth's North Pole. This "brown dwarf" is only 7.2 light years away, making it one of the sun's nearest neighbors.
April 28, 2014
Is spacetime like a liquid?
A very slippery superfluid, that’s what spacetime could be like, say physicists.
April 24, 2014
