A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet ... Combination of Cosmic ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

NCCR “PlanetS” aims to decipher the origin and evolution of planets. The recent scientific progresses in planetology signal the shift from an era of discovery to one of physic ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI ... accepted for publication on Feb. 23 in the journal Astronomy & Astrophysics. Join our Space Forums to ...

The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away that has long been a ...

An idea that calls for the creation of inflatable starshades for telescopes has been recognized by NASA as part of the ...