A rare image reveals a giant planet clinging to two stars, helping scientists understand how planets survive in chaotic star ...

When it comes to extrasolar planets, appearances can be deceiving. Astronomers have imaged a new planet, and it appears nearly identical to one of the best studied gas-giant planets. But this ...

Luke Skywalker famously said if there was a bright center of the universe, Tatooine was the planet it was farthest from. That didn't stop it from becoming the most famous planet in a galaxy far, far ...

The Solar System does not have a clear border. The influence of the Sun in certain domains is small enough for the Voyager probes to have escaped into interstellar space, but there are comets and ...

For a thousand generations, the Republic and the Jedi Knights kept the peace in the galaxy, governing from the planet Coruscant. Since 1991, Star Wars fans have thought of Coruscant as a pivotal ...

The Kepler Space Telescope is almost out of fuel, which means its life is coming to an end, NASA announced today. The space agency says it put the planet-hunting spacecraft into a “hibernation” safe ...

The infrared spectra of 2MASS 0249 c (top) and beta Pictoris b (bottom) are similar, as expected for two objects of comparable mass that formed in the same stellar nursery. Unlike 2MASS 0249 c, beta ...

When it comes to extrasolar planets, appearances can be deceiving. Astronomers have imaged a new planet, and it appears nearly identical to one of the best studied gas-giant planets. But this ...

A new planet has been imaged, and it appears nearly identical to one of the best studied gas-giant planets. But this doppelganger differs in one very important way: Its origin. One object has long ...