Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

Astronomers have opened up the James Webb Space Telescope (JWST) to foreign scientists to determine how much damage the ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

YR4 now has a 2.3% chance of impacting Earth in 2032, prompting ongoing observations. Ground-based telescopes will track it ...

Their findings could help unlock the mystery of how these oversized, ultra-light planets come into existence. Dubbed ...