Kepler discovers a wobbly planet with weird seasons

On Earth, the cycle of precession lasts 26,000 years. The planet Kepler-413b precesses, or wobbles, wildly on its spin axis, in a cycle of only 11 years.

A star set to explode

Scientists say the object nicknamed SBW1 will someday explode as a supernova.

Where the Curiosity rover is now on Mars

The Curiosity rover is in a particularly interesting place now, creeping across a sand dune in a place called Dingo Gap on Mars. Breathtaking images!

Full video of Felix Baumgartner’s supersonic leap from 24 miles up

Baumgartner's jump came 65 years to the day after Chuck Yeager broke the sound barrier in a plane. But Baumgartner went supersonic using just his body.

Amazing new image of Saturn’s puzzling hexagon

Saturn's hexagon is a long-lived weather pattern at the planet's north pole, first spotted by Voyager 1 in 1980.

Last night’s moon over Sweden

The February 3 moon, seen from Sweden, by Jörgen Norrland Andersson

Dinosaur discovered in 2008 now known among largest land animals

Bone structure indicates that it was a juvenile, estimated to be 60 feet (18 meters) long. An adult would have been much larger.

Cypress swamp in Swan Quarter, North Carolina

Cool colors in a cypress swamp in Lake Mattamuskeet, Swan Quarter, North Carolina.

Largest human migration takes place around now

Hundreds of millions return to their home villages around the Chinese New Year. In a week to 10 days, 3.6 billion passenger miles are clocked on trains, buses, and cars.

View from space: Site of Superbowl XLVIII

A satellite view of the Meadowlands in in East Rutherford, New Jersey. It's the Superbowl's first northern, cold-weather venue.