NASA charts all asteroids that pose dangers to Earth and this massive asteroid known as 2015 BN509 is listed as "potentially hazardous."
Three potential landing sites have been recommended by NASA scientists for Mars Mission 2020.
NASA is looking to have a lander study on Europa and is looking for life beyond Earth.
Cosmic love photos for you and your loved ones this Valentine's Day. Take a look at them!
The stunningly rare blue light phenomenon was caught on camera by an ESA astronaut.
Orbital ATK files a lawsuit against it.
Comet 45P will zoom past the planet Earth this weekend at the closest approach.
Hubble Space Telescope captured a barred spiral type galaxy known as NGC 7640 in the largest constellation in space.
First-ever nuclear explosion by men may shed light on Moon formation theories.
People should prepare themselves to accept the existence of aliens?
Scientists just discovered a white dwarf star with building blocks for life.