Another Tatooine-like exoplanet found orbiting a binary star

Planet found orbiting a binary with two Sun-like stars.

By Phil Plait 1 min ago

Bizarre, brittle exoplanets could feel like walking on alien eggshells

Exoplanets with an extremely thin and brittle lithosphere (crust and upper mantle) might exist out there.

By Elizabeth Rayne 46 min ago

Puzzling planets perpetrating perpendicular paths perplex people

Nearby star HD 3167 has planets orbiting at right angles

By Phil Plait 23 hours ago

Half-eaten exoplanet entrails in zombie stars show how weird alien worlds are

Planetary debris shows alien worlds are extremely diverse.

By Phil Plait 2 days ago

Wait...is that the first planet we’re seeing outside of our galaxy?

Somewhere in the galaxy Messier 51, NASA's Chandra X-ray Observatory saw what might be a planet.

By Elizabeth Rayne 1 week ago

Astronomers 'find' a second planet orbiting Beta Pictoris due to extremely tiny wiggles by the first planet

By Phil Plait 2 weeks ago

Astronomers find 17 red dwarf stars that may have aurorae triggered by orbiting Earth-sized planets

By Phil Plait 1 month ago

WASP-76b is hot enough to ionize your bones

By Phil Plait 1 month ago

Take THAT Tatooine: A planet may be orbiting a *triple* star system

By Phil Plait 1 month ago

Confirmed! A tiny nearby exoplanet with only 40% of Earth's mass

By Phil Plait 3 months ago