Scientists say this does not include more than 8,000 additional candidate planets awaiting confirmation. The post NASA ...

On Sept. 18, 1977, NASA's Voyager 1 spacecraft took a photo of Earth and the moon. It was the first time both the Earth and ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

By 2015, NASA announced that Kepler had discovered its 1,000th exoplanet. 2016 was a banner year for exoplanet detections with nearly 1,500 in that year alone. The total number reached 5,000 in March ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from.

New research using NASA's powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere.

Since the first discovery of planets beyond the solar system in 1995, more than 6,000 exoplanets have been identified. Many ...

Astronomers were fascinated after spotting an object from interstellar space hurtling through the solar system earlier this ...

Transmissions between Earth and our own spacecraft could tell us where to look for potential alien transmissions.

The coldest planet in the Solar System is Uranus, which is surprisingly colder than Neptune due to its unique internal heat ...

This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of ...