Located just 154 light-years away, this planet is nearly twice the size of Earth and orbits a cool red dwarf star. Though not ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

Earth's second moon is leaving just before the holidays and will flyby again in January before heading out into space until ...

Astronomers are excited about the first test images released today from the Vera C. Rubin Observatory, which show the ...

Scientists find new microbe that could clean Earth’s groundwater By Chelsea Haney June 21, 2025 A researcher holds a soil sample in this generated image ...

A hundred years ago, astronomer Edwin Hubble revealed a universe of galaxies that existed beyond ours. His influence in astronomy continues to this day.

Asteroid 2024 YR4 currently has a 2.3% chance of striking the Earth on Wednesday, Dec. 22, 2032, according to experts from NASA and the International Asteroid Warning Network (IAWN).

Scientists created a simulation showing that early Earth still retained chemical traces of its igneous youth, 4.5 billion years ago.