Two comets, C/2025 A4 (Lemmon) and C/2025 R2 (SWAN), are about to reach their closest approach to Earth and you can watch the ...

What is HALO Law? And what to know about your rights during protests before you hit the streets on Oct. 18 for the 'No Kings' ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

A vivid green fireball that exploded over the southern U.S. on Oct. 14 may have been a shard of the Comet 2P/Encke.