NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage courtesy: NASA/NRL/B.Gallagher | edited by Steve Spaleta ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

(CNN) - Scientists are turning to some very powerful technology to track an asteroid that could crash into Earth ... more evidence as to whether the comet could collide with Earth.

The moonlight will reduce contrast and make spotting the comet more difficult. However, conditions will gradually improve in the days following the full moon as our natural satellite rises later ...

It wasn’t a UFO but another satellite from SpaceX. The Falcon 9 launched 23 Starlink satellites from Vandenberg Space Force Base in California just after 6 p.m. Arizona residents could see the ...