which was observed on January 13 marks the comet's closest approach to both the Sun and Earth, offering a rare opportunity ...

An asteroid larger than Manhattan is approaching Earth this week, offering a unique opportunity for astronomy enthusiasts.

Alinda, measuring 2.6 miles wide, will be visible this weekend. Stargazers can spot it using basic equipment or watch a ...

"it's not completely unusual for asteroids to be near the Earth," Gallagher said. "Our moon is about a quarter million miles ...

A massive asteroid, spanning more than two miles across, has just made its closest approach to Earth in decades - but its ...

Alinda has made its closest approach to our planet in decades, and it's about to peak in brightness in a rare ...

Don’t space out or you’ll miss it. A once-in-a-generation asteroid broader than the width of Manhattan will be passing by the ...

An asteroid larger than Manhattan is flying close by Earth. The space rock - named (887) Alinda - is so large it should be ...

A large asteroid is about to make its closest approach to Earth in 100 years. Over the coming days, it's so close you should be able to observe it yourself with only the aid of binoculars.

Volcanic activity in India altered the climate but didn't kill the dinosaurs; the Chicxulub meteorite did, by triggering an ...

They come around every year like clockwork and that means planning shooting star trips can be done months in advance. Here's ...