| Jun 3, 2013
| 1:41 PM
Scientists have snapped an image of a newly discovered alien world that is just 300 light-years from Earth.
The planet, dubbed HD 95086 b, is huge--four to five times the size of Jupiter -- and it makes a wide circle around its young sun, orbiting the...
| May 24, 2013
| 1:34 PM
Looks can be deceiving, especially when it comes to nebulae.
From here on Earth, the well-studied Ring Nebula looks like a fiery, slightly misshapen ring with fuzzy edges and a hole in its center.
But using data collected from the Hubble Telescope,...
| May 13, 2013
| 1:38 PM
The sun erupted for the second time in less than 24 hours Monday morning, releasing the most powerful solar flare so far of 2013.
Monday's solar flare, which peaked at 9 a.m. Pacific time, came just 14 hours after the second largest solar flare of 2013,...
| May 14, 2013
| 1:56 PM
The sun put on another fireworks display Monday evening, releasing a dramatic flash of ultraviolet radiation and sending solar matter hurtling through space.
It was the third major solar flare in 24 hours and the most powerful of 2013. The solar flare...
| May 15, 2013
| 5:03 AM
There she goes again!
The same region of the sun that brought you three powerful solar flares in a 24-hour span from Sunday night to Monday evening let loose Tuesday night with another explosive flash of ultraviolet radiation and sent tons of its own...
| May 8, 2013
| 2:20 PM
Here's a new mystery for space observers: Astronomers have recently discovered a series of hydrogen clouds floating in a starless stretch of space between the Andromeda and Triangulum galaxies.
The clouds are enormous, or relatively small, depending...
| Apr 19, 2013
| 2:49 PM
Giant wispy clouds of gas and space dust rise to heights of 5-light years "tall" in this new image of the Horsehead Nebula that comes to us courtesy of the Hubble Space Telescope.
The Horsehead Nebula is 1,300 light years away from Earth in the...
| Feb 13, 2013
| 2:32 PM
Asteroid 2012 DA14 is bearing down on Earth, rattling nerves and making sci-fi fans' eyes light up. But the cool ......
| Feb 21, 2013
| 5:02 PM
Talk about real-world special effects: NASA has just released stunning video of a “coronal rain,” a solar phenomenon in which hot ......
| Feb 17, 2013
| 12:13 PM
If a meteor was heading toward California, would residents have any warning? It all depends on the size of the space rock and the time of day. At night, astronomers can see an object hurtling toward Earth through a telescope.......
| Feb 14, 2013
| 3:13 PM
As asteroid 2012 DA14 continues to zoom ever closer to Earth, astronomers are releasing new images of the space rock, ......