Earth is the only life-supporting planet in our Solar System. Until now. Today, we’re bringing Kepler 22-b into our planetary ...

Thousands of planets have been discovered beyond our solar system, offering clues to where life might thrive and whether ...

For the first time, astronomers have detected radio signals from a planet beyond our solar system, according to a study ...

Asteroid Bennu's chemical fingerprint is revealing new clues about where it formed and the surprising role Jupiter played in ...

Scientists say the sun may have swallowed a super-Earth billions of years ago, leaving chemical fingerprints that could still ...

The Perseid meteor shower over Inner Mongolia, China, on August 14, 2023. When a meteor falls to the ground, it's called a meteorite. Costfoto / NurPhoto via Getty Images Every day, 48.5 tons of ...

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Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...

Iron meteorites show the first bodies of the early solar system were 83% to 92% dry rock, with water arriving millions of ...