The International Astronomical Union (IAU) -- the official body that governs the designations of all celestial bodies -- in their capacity of purveyors of all things "official" has deemed attempts at crowdsourcing names for exoplanets illegitimate. ->

Kepler-37b is the definition of "tiny." But how tiny is tiny? ->

The star Fomalhaut has recently been confirmed to host a planet in an eccentric orbit -- but reaching that conclusion has been far from straightforward. ->

This Week in Discovery News we recap a story about future zoos, magma on the moon and an exoplanet covered in water.

Astronomers believe they have found a planet about two-thirds the size of Earth orbiting a star 33 light-years away.

The finding could help explain the rocky "super Earths" found orbiting other stars.

Sprites often accompany lightning storms, flashing high in the atmosphere -- but could we detect these electrical discharges on other worlds? Might they lead us to alien life?

The Costa Concordia capsized, oozing exoplanets 40 light-years away and the biggest story of the week: SOPA and PIPA!