Currently, the closest exoplanet to Earth is Proxima Centauri b, which orbits the star Proxima Centauri, located 4 ...

A discovery in a solar system 73 light-years from Earth is challenging definitions and “blurring the lines between stars, planets, and moons.” ...

The moon is about the size of Jupiter, and it orbits a brown dwarf instead of a regular planet.

Scientists from UNSW Sydney have located a potential new exoplanet – a planet that orbits a star outside of our solar system – using a technique known as ‘transit timing variation’. In research ...

A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

Add Yahoo as a preferred source to see more of our stories on Google. Lurking throughout the distant cosmos beyond the solar system, researchers recently found what they believe could be another ...

Asteroid Nysa three-lobed moon discovery shakes up solar system science: researchers used exoplanet high-contrast imaging to ...

As part of the Decadal Survey on Astronomy and Astrophysics (Astro2020), the Panel on Exoplanets, Astrobiology, and the Solar System will identify and articulate the scientific themes that will define ...

On Tuesday, researchers attending Extreme Solar Systems III, an international meeting on exoplanets held in Hawaii, shared recently published research on a distant planet that seems to have been ...

Have astronomers observed the first exomoon, or have they spotted a weird object that could challenge the very concept of planets and moons?

Exoplanets are planets outside Earth's solar system that most often orbit a star. Astronomers have managed to bring an exoplanet into unprecedented focus by using a technique the researchers call 3D ...