A skyscraper-size, "potentially hazardous" asteroid is set to make a close approach to Earth this week — and you can see it zoom past for yourself, either by using a backyard telescope or via a free ...

Add Yahoo as a preferred source to see more of our stories on Google. Astrophotographer Ronald Brecher has captured a breathtaking view of Markarian's Chain — a string of majestic galaxies glowing in ...

Here’s one for our astronomy geeks. Our hacker [arrow] has made their own observatory! This particular video is a bit over ten minutes long and is basically a montage; there is no narration or ...

Astrophotographer Greg Meyer has shared a breathtaking new view of the iconic Horsehead Nebula (Barnard 33) rearing its head 1,600 light-years from Earth in the constellation Orion. Meyer's image ...

Camping, watching wildlife, or hiking a remote trail are more fun if you have the right gear, but carrying separate items for ...

Professional astronomers don't make discoveries by looking through an eyepiece like you might with a backyard telescope. Instead, they collect digital images in massive cameras attached to large ...