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

For the first time, astronomers have directly measured the mass of a rogue planet, a celestial body wandering through space ...

Most of the planets we’ve identified are in orbit around stars and formed from the disks of gas and dust that surrounded the ...

Astronomers have detected a massive, lonely world drifting through the darkness without a star to call home. This ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Saturn has a fresh new look thanks to NASA's Webb Space Telescope. The gas giant is dark in the latest photo by Webb, released Friday, but its icy rings are glowing. Webb snapped the picture in the ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Infrared-light images of Titan taken by the James Webb Space Telescope in July 2023 showing ...

On Dec. 23, 1672, Italian astronomer Giovanni Cassini discovered Rhea, Saturn’s second-largest moon. Rhea is made up of rock ...

As Saturn dances in the night sky, it tilts on an axis, much like Earth. The planet takes 29.4 Earth years to complete an orbit around the sun. It rotates quickly, though, making a day on Saturn only ...

The Hubble Space Telescope is investigating something strange about the beautiful rings around Saturn. You might picture Saturn’s rings as perfectly smooth, but in fact, they have some strange dark ...

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