First classified a planet, then an asteroid and then a "dwarf planet" with some traits of a moon—the more scientists learn about Ceres, the weirder it becomes.
A series of images made with the Atacama Large Millimeter/submillimeter Array (ALMA) provides an unprecedented view of the surface of Juno, one of the largest members of our solar system's main asteroid belt. Linked together ...
After a nearly eight-year journey, a NASA spacecraft on Friday flawlessly slipped into orbit around Ceres in the first visit to a dwarf planet.
The largest celestial body in the asteroid belt between Mars and Jupiter welcomes its first visitor Friday.
The mysterious dwarf planet Ceres is ready for its close-up.
A NASA spacecraft called Dawn is about to become the first mission to orbit a dwarf planet when it slips into orbit Friday around Ceres, the most massive body in the asteroid belt.
NASA's Dawn spacecraft has returned new images captured on approach to its historic orbit insertion at the dwarf planet Ceres. Dawn will be the first mission to successfully visit a dwarf planet when it enters orbit around ...
A NASA spacecraft is about to reach the end of a nearly eight-year journey and make the first rendezvous with a dwarf planet.
Ceres is the largest object in the asteroid belt, and NASA's Dawn spacecraft will arrive at this dwarf planet on March 6, 2015.
A meteor moving at 45,000 mph lit up the sky over western Pennsylvania.