The exoplanet 2M1510 (AB) b makes an unusual orbit around a pair of brown dwarfs, objects bigger than gas-giant planets but ...

Billions of years ago, in the frozen edges of the solar system, a violent impact shaped one of space’s oddest pairs. Instead ...

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

Kosmos-482, which was headed to Venus, is expected to re-enter Earth’s atmosphere by the end of this weekend. Experts don’t ...