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It is the largest object in the Solar System, but recent studies suggest it was once even twice as large as it is today.

Asteroids are the ancient remnants of our solar system's birth, rocky fragments that never formed into planets. Most of these ...

It is the largest object in the Solar System, but recent studies indicate it was once even twice as large as it is today.

Billions of years ago, in the frozen edges of the solar system, a violent impact ... may have sustained internal activity long after their formation. The implications extend beyond Pluto and ...

The sun's corona—the outermost layer of its atmosphere, visible only during a total solar eclipse—has long intrigued ...

China’s Tianwen-2 mission has launched to explore an asteroid that may be a piece of the moon, as well as an active asteroid ...

NASA scientists discovered water under Mars's surface, which was previously thought to not exist after a solar wind stripped ...

The CNSA said the Tianwen 2 mission is expected to accomplish multiple objectives through a single expedition, including the ...

NASA shows how asteroids shaped Earth’s past. They still hold the power to reset life as we know it, but scientists are ready ...