Amateur astronomer Michael Mattiazzo discovered the latest comet to grace our sky. But he fears his tenth comet could be his ...

NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing ...

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A recently-discovered comet could have appeared in the night sky with the naked eye, but its passage near the sun has turned ...

Scientists have discovered a planet that is literally falling apart as it orbits its star. Located about 140 light-years from ...

A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked ...

Comets, which are composed of ice, frozen gas, dust and rocky material, are believed to be relics of the early solar system.

Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is ...

This strange exoplanet, located 140 light-years away from Earth in the constellation Pegasus, appears to be rapidly falling ...

Astronomers have observed a rocky planet rapidly disintegrating near its star, trailing a comet-like tail of mineral dust.