An asteroid estimated to be a kilometer (3,451 feet) wide will fly by Earth on January 18. The video in the media player above is from a related report. It will pass within 1.2 million miles of our ...

Two asteroids have stargazers' attention this week – one the size of Mount Everest and another that will pass closer than the moon – just days before Asteroid Day. The massive asteroid, named 415029 ...

The United Nations in 2016 established June 30 as International Asteroid Day to raise awareness potentially hazardous asteroids and the efforts to find and track them. The eighth annual World Asteroid ...

CHICAGO -- A NASA spacecraft has intentionally slammed into an asteroid in humanity's first test of planetary defense. The impact occurred at 7:15 p.m. ET greeted by cheers from the mission team in ...

The author of a new book on the DART mission takes us behind the scenes of the day NASA smacked an asteroid. reading time 5 minutes Around 66 million years ago, a massive asteroid stretching 6 miles ...