Medium-size asteroids such as Bennu collide ... t lived through an asteroid strike, Dai compared the environmental effects to other “sun-blocking catastrophes,” such as large volcanic eruptions.

The asteroid Bennu is puzzling scientists, with samples from the space rock showing weirder properties than they expected. These include extremely high nitrogen levels and improbably magnetic ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking Earth are almost zero after earlier data had indicated a higher risk of a ...

The new data, obtained by the European Southern Observatory's Chile-based Very Large Telescope and ... damage that would be caused if an asteroid the size of Bennu — with a diameter of roughly ...

NASA spacecraft touched down on the rugged surface of the Bennu asteroid on Tuesday, grabbing a sample of rocks dating back to the birth of our solar system to bring home. The minivan-sized OSIRIS ...

Climatic and ecological consequences Responses to dust injections of 400 million tonnes from a Bennu-type asteroid ... earthquakes and tsunamis, an asteroid impact would have long-lasting effects on ...

The new data, obtained by the European Southern Observatory's Chile-based Very Large Telescope and ... damage that would be caused if an asteroid the size of Bennu - with a diameter of roughly ...