How the Northern and Southern lights are formed (X-post from /r/weathergifs)

How the Northern and Southern lights are formed (X-post from /r/weathergifs) Read more »

Liquid ping pong on the International Space Station (X-post from /r/Gifs)

Liquid ping pong on the International Space Station (X-post from /r/Gifs) Read more »

Blue Origin successfully re-launches and lands reuseable rocket

Blue Origin successfully re-launches and lands reuseable rocket Read more »

How small the earth would be compared to NML Cygni, the largest known star

How small the earth would be compared to NML Cygni, the largest known star Read more »

ASTEROID 2012DA14

ASTEROID 2012DA14 Read more »

Barnard’s star is the fastest moving star as seen from our night sky (proper motion)

Barnard’s star is the fastest moving star as seen from our night sky (correct movement) Read more »

30th Anniversary of the Space Shuttle Challenger Disaster

30th Anniversary of the Space Shuttle Challenger Disaster Read more »

Visualizing the Sun’s magnetic field

Visualizing the Sun’s magnetic field Read more »

Floppy disk being ejected in space

Floppy disk being ejected in space Read more »

Simulation of two orbiting black holes merging to produce gravitational waves

Simulation of two orbiting black holes merging to produce gravitational waves Read more »