What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

NASA’s Spitzer Space Telescope has picked up on what seems to be evidence of two planets impacting and then exploding in a oh-dear-God-it’s-like-the-Death-Stars-all-over-again-no-no-nooooooooooo way.

In an unprecedented celestial event, NASA's Hubble Space Telescope (HST) captured the dramatic aftermath of colliding space rocks within a nearby planetary system. When astronomers initially spotted a ...

Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation. Initially, the planet was barren and inhospitable, missing water and ...

Austin, TX — Astronomers announced today that a mystery object orbiting a star 170 light-years from Earth might have formed from the collision and merger of two protoplanets. The object, known as ...