The International Astronomical Union (IAU) currently recognizes five dwarf planets in our solar system, though there are likely many more. The most famous of the bunch is Pluto, way out beyond the ...

Theories regarding the formation of the solar system could be in for a major revisit due to a recent discovery associated with a meteorite labeled Northwest Africa 12264. The findings related to this ...

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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 ...

New models suggest that Ceres, the asteroid belt's largest object, once had a radioactive core that could have sustained life in the dwarf planet's hidden subsurface ocean billions of years ago. When ...

BEIJING -- An asteroid has been named after the university of China's top science academy, with approval from the Minor Planet Center of the International Astronomical Union (IAU).