Say hello to NASA's new Mars rover

Strange distant star is dimming, and scientists don't know why

Earth has a new man-made protective 'force field'

Buzz Aldrin urges NASA to ditch the ISS and focus on Mars

See the Crab Nebula from 5 different observatories

Gravitational waves could be the key to unlocking other dimensions

​How to watch the Eta Aquarids meteor shower

How will the Great American Eclipse affect the solar industry?

8 stunning discoveries about Saturn from the Cassini mission

Hubble captures gorgeous star hogging the limelight

7 weird facts about black holes

Building a real-life TARDIS is mathematically possible, say physicists