Astronomers discovered a planet that orbits its star so closely that its surface is being scorched into magma and vaporizing ...

The planet orbits its host star in just 30.5 hours, losing a mass of material roughly equal to Mount Everest each time ...

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

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com Trump signs executive orders on ...

The astronomers spotted the planet using NASA's Transiting Exoplanet Survey Satellite (TESS), an MIT-led mission that ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

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

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

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

NASA launched a bold mission: crash a spacecraft into a comet using the force of 5 tons of TNT. The result wasn’t destruction ...

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