| Sep 30, 2013
| 3:49 PM
Saturn's moon Titan is one of the most bizarre places in the solar system, and now, to make things even weirder, scientists have found traces of propylene, the chemical used to make Tupperware, floating in its thick orange atmosphere.
| Sep 5, 2013
| 6:48 AM
Astronomers studying dying stars' colorful cast-offs have discovered a mysterious pattern: Some planetary nebulae in the Milky Way galaxy’s central bulge are strangely aligned, according to a study to be published in Monthly Notices of the Royal...
| Oct 18, 2013
| 10:00 AM
On Friday evening, the moon will pass through the hazy outer shadow of the Earth, and if you look carefully, you may be able to see the minor celestial show.
The event is called a penumbral eclipse, and, to be fair, it is not especially dramatic. The...
| Oct 23, 2013
| 7:49 PM
Just 700 million years after the big bang, our most distant known galaxy was a cauldron of star production, churning out new suns hundreds of times faster than our own Milky Way galaxy, scientists say.
But it was only this spring, roughly 13 billion...
| Oct 25, 2013
| 4:32 PM
New images captured by NASA's Cassini spacecraft reveal a land of liquid methane and ethane lakes spotting the north pole of Titan, Saturn's largest moon.
NASA's Jet Propulsion Laboratory in La Cañada Flintridge released the new images this week, saying...
| Sep 20, 2013
| 3:08 PM
After nearly nine years in space and 4.7 billion miles traveled, NASA’s Deep Impact spacecraft has met an unexpected end after mission members lost contact with it last month. Though it was unable to complete its latest assignment, the comet-hunting...
| Nov 4, 2013
| 1:25 PM
Is the Earth a “cosmic freak” or a planetary average Joe around our galactic neighborhood? UC Berkeley astronomer Geoff Marcy says we’re in good company.
With some clever sleight of hand, scientists using Kepler data have calculated...
| Oct 11, 2013
| 4:10 PM
Scientists have found the shredded remains of a large, water-rich asteroid raining down on the embers of a dead star, 170 light-years from Earth.
It is the first time that scientists have found a mix of rock and water in a solar system that is not our...
| Nov 22, 2013
| 12:01 PM
In a room with concrete block walls from which he can barely see the sky, Drake Deming explores the heavens.
Several days a week he can be found in his office at the University of Maryland, College Park, surrounded by three computer screens, analyzing...
| Nov 25, 2013
| 4:30 PM
Comet ISON's day of reckoning is nearly upon us. On Thursday -- Thanksgiving Day -- the comet will reach perihelion, its closest approach to the sun. Whether it will survive the blistering heat of this encounter, and the powerful pull of the sun's...
| Nov 26, 2013
| 3:59 PM
Comet ISON is barreling toward the center of our solar system, where on Thanksgiving it will slingshot around the sun and head back past Earth.
It's already putting on one of the best shows we've had in a while. Astronomers announced Nov. 14 that the...