We might not currently have any technology that would make a space elevator viable on Earth. But that doesn't mean they ...

Dawn spacecraft's visit to Ceres. This artist's illustration shows NASA’s Ceres-orbiting Dawn spacecraft maneuvering above the dwarf planet using its ion propulsion system.

Ceres has several craters and linear troughs. In this image taken by NASA's Dawn spacecraft on October 14, 2015, the large crater Lono can be seen near the top right of the photo.

NASA's Dawn spacecraft acquired this image of the dwarf planet Ceres on Dec. 1, 2014. A cropped, magnified view of Ceres appears in the inset at lower left.

“Ceres is the largest object in the asteroid belt, and a dwarf planet. I think sometimes people think of small, lumpy things as asteroids (and most of them are!), but Ceres really looks more ...

NASA engineers said Friday they are "exhilarated" by the final maneuver in a 7 1/2 year "celestial dance" that put the spacecraft Dawn into orbit around the mini-planet Ceres 310 million miles ...

It’s almost showtime, Ceres. NASA’s Dawn spacecraft has sent back the first images of the dwarf planet after spending about a month approaching from the mysterious little world’s dark side ...

Eat your heart out, Hubble! NASA’s Dawn spacecraft is in the home stretch of its journey to Ceres and has snapped the best images yet of the dwarf planet. Grainy as they are, the new views of ...

NASA's Dawn spacecraft slipped into orbit around the dwarf planet Ceres Friday, setting the stage for unprecedented close-range observations of the largest body in the asteroid belt between Mars ...

The dwarf planet Ceres keeps looking better and better as a possible home for alien life.. NASA’s Dawn spacecraft has spotted organic molecules — the carbon-containing building blocks of life ...

Ceres has several craters and linear troughs. In this image taken by NASA's Dawn spacecraft on October 14, 2015, the large crater Lono can be seen near the top right of the photo.