Aliens may have lived in our solar system, according to new research. NASA scientists have unveiled evidence that the dwarf ...

When NASA’s Dawn spacecraft arrived at Ceres, scientists expected to find a cold, inactive relic of the early solar system. Instead, they were confronted with bright white patches, strange mountains, ...

Ceres, the largest object in the asteroid belt between Mars and Jupiter, has long perplexed planetary scientists. Once considered a planet, then an asteroid, and now officially classified as a dwarf ...

On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just slightly smaller than Pluto, and it orbits the sun about three times farther ...