Who owns space? US asteroid-mining act is dangerous and potentially illegal

US space firms would have the right to sell natural resources they mine from space

1 hour ago
Earth might be surrounded by giant 'hairs' of dark matter

A NASA scientist has a new idea about where dark matter might be hiding.

2 days ago
Mars could gain a ring like Saturn’s due to the impending destruction of its moon Phobos

“If you were standing on the surface of Mars, you could grab a lawn chair and watch Phobos shearing out and spreading into a big circle.”

3 days ago