When an asteroid is larger than about 150 meters, or about 490 feet, across and skims past Earth within this area deemed close range, scientists consider it a "potentially hazardous object." ...

Scientists predict that the asteroid Apophis may undergo significant surface changes when it makes its close approach to Earth in 2029, according to a new study. The asteroid, named after the ...

These four rock stars are embarking on a world tour. NASA has announced that an airplane-sized “city killer” asteroid will skim past Earth today — one of four “hazardous” space rocks to ...

Hiding somewhere in the gloom of space, there is a gigantic asteroid on a collision course with our planet. If we don’t spot it and somehow thwart its arrival, it will pierce Earth’s ...

Last month, the Earth's atmosphere was bombarded by a small, boulder-sized asteroid just hours after it had first been detected, having evaded early impact monitoring systems. The object ...

A small international team of astronomers and astrophysicists has confirmed that asteroid 2019 UO 14 is a Trojan asteroid of Saturn. The team has posted a paper describing their study of the ...

Asteroid prospecting company AstroForge has been awarded the first-ever commercial license for operating and communicating with a spacecraft in deep space, ahead of its Odin mission that's set to ...

"The Trojan asteroid was in the process of gravitationally 'bouncing' between the giant planets when it got snagged by Saturn." Saturn has finally joined its fellow solar system giant planets as ...

A hypothetical “fifth force” could tug on asteroids, if it exists. But the asteroid Bennu shows no signs that its orbit has been tweaked by such a force. That sets a ceiling on how strong a ...

Yet the event’s infamous impactor was nothing compared with the asteroid that struck Earth 3.26 billion years ago, amid what scientists call the Archean eon of our planet’s 4.5-billion-year ...

Asteroid mining might sound like something out of science fiction, but experts say it could be the path to out-of-this-world wealth. According to Matt Gialich, founder of space mining company ...

The first near-Earth asteroid which is the smallest of the group at around 100 feet across, came within 3.4 million miles of us. The latter, a 170-foot-wide boulder, reached within 2.9 million miles.