Skygazers across Texas and beyond can catch a glimpse of six planets arcing across the night sky this week in a so-called ...

The planets will align in the night sky on Feb. 28. Here is when to look up and which ones are visible without a telescope.

Want to catch a glimpse of the planetary alignment from Florida? Here's what to know, including a list of official dark sky ...

Up until now, exoplanet surveys have mostly focused on nearby, bright stars that are sun-like or are red dwarfs, which are known to frequently host planets. While astronomers have discovered thousands ...

Astronomers have found a planet that orbits at an angle of 90 degrees around a rare pair of peculiar stars. This is the first time we have strong evidence for one of these 'polar planets' orbiting a ...

Pluto will complete its first orbit since 1930 in 2178, a historic 248-year space journey that spans generations of humans.

Nearby red dwarfs are turning into rich laboratories for studying small rocky worlds. One such star now stands out as a system with four or more planets, including at least one in the habitable zone ...

Right angle Illustration of 2M1510 showing the orbits of the two brown dwarfs (in blue) and that of the planet (in orange). (Courtesy: ESO/L Calçada) The first strong evidence for an exoplanet with an ...

Located 120 light years away, the planet appears to take an unusual path around two brown dwarfs, whipping around at a right angle Located 120 light years away, the planet appears to take an unusual ...

A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday.Related video above: The dark energy pushing our universe apart may not be what it seems ...