
NASA craft's planet-hunting days may be numbered
NASA's planet-hunting Kepler telescope is broken, potentially jeopardizing the search for other worlds where life could exist outside our solar system

NASA sees distant planets that seem ideal for life
NASA's planet-hunting telescope has discovered two planets that seem like ideal places for some sort of life to flourish. And they are just the right ...

Soviet Mars spacecraft possibly spotted in photos
Space fans from Russia scanning NASA images have spotted what may be a Soviet spacecraft that landed on Mars in 1971 and then mysteriously stopped ...

Mars missions scaled back in April because of sun
It's the Martian version of spring break: Curiosity and Opportunity, along with their spacecraft friends circling overhead, will take it easy this ...

Mars rover back in action after computer problems
The Mars rover Curiosity is humming again after being sidelined by back-to-back computer problems. The six-wheel rover fired up its onboard ...

Mars rover Curiosity stands down after new problem
After recovering from a computer problem, the Mars rover Curiosity is sidelined again, further delaying the restart of science experiments. The latest ...
ESA, Roscosmos sign deal on Mars exploration
The European Space Agency says it has signed an agreement with its Russian counterpart to work together toward two missions to Mars. The partnership ...
Mars rover shows planet could have supported life
Drilling into a rock near its landing spot, the Curiosity rover has answered a key question about Mars: The red planet long ago harbored some of the ...

Radar reveals apparent buried channels on Mars
The face of Mars is dotted with a maze of channels, pointing to possible ancient megaflood episodes. Now scientists peering below the surface have ...

Curiosity sleeps as solar blast races toward Mars
Curiosity hunkered down after the sun unleashed a blast that raced toward Mars. While the hardy rover was designed to withstand punishing space ...
NASA Mars rover in safe mode; science halted
Science experiments by the NASA Mars rover Curiosity have been put on hold as engineers troubleshoot a problem with its computer. NASA says the ...

Tycoon wants to send married couple on Mars flyby
It's a road trip that could test the best of marriages: Mars. A tycoon announced plans Wednesday to send a middle-aged couple on a privately built ...
NASA Mars rover analyzing powder from drilled rock
The Mars rover Curiosity has successfully transferred a pinch of rock dust to its onboard laboratories for inspection, two weeks after drilling into ...

Capt. Kirk's Vulcan entry wins Pluto moons contest
"Star Trek" fans, rejoice. An online vote to name Pluto's two newest, itty-bitty moons is over. And No. 1 is Vulcan, a name suggested by actor William ...

NASA rover preps for 1st test of drilled Mars rock
Fresh off drilling into a rock for the first time, the Mars rover Curiosity is prepping for the next step: dissecting the pulverized rock to determine ...

Smallest planet yet found outside solar system
Astronomers searching for planets outside our solar system have discovered the tiniest one yet — one that's about the size of our moon. But hunters ...

2 space rocks hours apart point up the danger
A space rock even bigger than the meteor that exploded like an atom bomb over Russia could drop out of the sky unannounced at any time and wreak havoc ...

Curiosity rover completes 1st drill into Mars rock
In a Mars first, the Curiosity rover drilled into a rock and prepared to dump an aspirin-sized pinch of powder into its onboard laboratories for ...

Closest Earth-like planet 'stroll across park'
Earth-like worlds may be closer and more plentiful than anyone imagined. Astronomers reported Wednesday that the nearest Earth-like planet may be just ...

Quick hits and other moments from Obama inaugural
A wistful moment for President Barack Obama came shortly after his public swearing-in ceremony. As he began walking off the inaugural platform to go ...

NASA's older Mars rover notches another milestone
Opportunity, NASA's other Mars rover, has tooled around the red planet for so long it's easy to forget it's still alive. Some 5,000 miles away from ...

Space station to get $18 million balloon-like room
NASA is partnering with a commercial space company in a bid to replace the cumbersome "metal cans" that now serve as astronauts' homes in space with ...

NASA's Curiosity rover readying to drill on Mars
Scientists have zeroed in on a Martian target for the Curiosity rover to drill into: A rock outcrop as flat as a pool table that's expected to yield ...

Study: Billions of Earth-size planets in Milky Way
Our Milky Way is home to at least 17 billion planets that are similar in size to Earth, a new estimate suggests. That's more than two Earth-size ...

Martian rock from Sahara desert unlike others
Scientists are abuzz about a coal-colored rock from Mars that landed in the Sahara desert: A yearlong analysis revealed it's quite different from ...