Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging theories of planet formation.

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a dramatic planetary breakup.

Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...

Roughly 1,000 light-years away from Earth, a gigantic disk of gas and dust is swirling around a young star and giving rise to ...

New images from NASA 's Hubble Space Telescope have revealed an enormous, oddly shaped disk of gas and dust around a single ...

"We are only beginning to discover the true complexity of these worlds." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have used ...

Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to ...