| Dec 12, 2013
| 3:55 PM
Jupiter’s icy moon Europa squirts water like a squishy bath toy when it’s squeezed by the gas giant’s gravity, scientists say. Using NASA’s Hubble Space Telescope, they caught two 124-mile-tall geysers of water vapor spewing out...
| Dec 26, 2013
| 7:46 AM
Unique celestial events in 2014 include two full lunar eclipses visible from Maryland and a partial solar eclipse that will begin just before sunset one October afternoon. A new meteor shower could be a bonus.
Here’s what stargazers have to look...
| 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.
| 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...
| Nov 4, 2013
| 9:18 PM
There's no place like home, but scientists now say that Earth-size planets orbiting sun-like stars in a so-called habitable zone are so common that there could be as many as 11 billion in the Milky Way alone.
Using a clever method to detect Earth-size...
| Oct 31, 2013
| 4:04 PM
The sun has erupted more than two dozen times over the last week, sending radiation and solar material hurtling through space - and scientists say more eruptions may be coming.
This shouldn't be unusual. After all, we are technically at solar maximum,...
| Oct 30, 2013
| 7:58 PM
Astronomers have discovered a world that is incredibly close to Earth-sized and may also be made of rock and iron, like our own planet. The only problem? It’s a scorched hellscape of molten lava that sits less than a million miles from its star&...
| Oct 16, 2013
| 4:17 PM
On Nov. 3, the moon will once again pass between the Earth and the sun, partially blocking out our life-giving star and putting on a spectacular celestial show for people who are in the right place to see it.
And this year, the best place to see the...
| 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...