Every second, our planet is racing through space at tens of thousands of miles per hour, yet the air outside the window ...
The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. Interstellar ...
The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...
Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.