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 ...

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 ...

European Space Agency says milestone highlights both Earth’s vulnerability and advances in planetary-defense science - ...

NASA has confirmed that asteroid 2024 YR4, a space rock approximately the size of a 15-story building, might collide with the ...

All of us have a responsibility to protect our home planet. After all, it’s the only one we have, NASA Administrator Bill Nelson commented following the DART mission’s success in deflecting an ...

Small asteroid 2022 EB5 impacted Earth was discovered by Krisztián Sárneczky using the 0.60-m Schmidt telescope at Konkoly ...

The asteroid Dimorphos, left, is shown with its larger companion Didymos in space as it blasts dust and boulders in a lopsided debris cone following the NASA DART mission on Sept. 26, 2022. Credit: ...

CHICAGO -- A newly discovered asteroid roughly the size of an Olympic swimming pool has a "small chance" of colliding with Earth in 23 years, with a potential impact on Valentine's Day in 2046, ...

The Geminid meteor shower peaks overnight on Dec. 13 and Dec. 14. The Geminids are active between Dec. 4 to Dec. 20 each year ...