Two pairs of ‘rogue’ Jupiter-size, planet-like objects have been found in a large star-forming region in the Milky Way, a new ...

Some planets orbit so close to their stars that a single “year” lasts less than a day on Earth. A few of those worlds just ...

A hot, rocky planet discovered using the Kepler space telescope is the smallest ever found outside our solar system. The new planet, called Kepler-37b, has a radius less than a third the size of Earth ...

WASHINGTON — An Earth-sized planet in its star's habitable zone has been discovered in data from NASA’s Kepler space telescope. NASA says the newly found exoplanet is the closest to Earth in size and ...

Scientists have spotted a new planet that's both a dead ringer for our own and resides just around the cosmic corner from our part of the galaxy. The planet's proximity and uncanny resemblance to ...

Have you ever wanted to name a planet? You now have that chance. With NASA’s new Webb Space Telescope spotting many new exoplanets, the International Astronomical Union is allowing the public to help ...

Lurking throughout the distant cosmos beyond the solar system, researchers recently found what they believe could be another whopping 10,000 planets orbiting suns that aren't our own. The Milky Way ...

Learn about the upcoming flyby of asteroid 2026 JH2, which will pass Earth at a distance of 56,000 miles.

WASP-193b is the second-lightest planet to be found out of the more than 5,400 planets that astronomers have discovered to date, MIT said. A group of astronomers recently discovered a massive, cotton ...