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

In doing so, they found this orphan is within the same weight class as Saturn, strengthening the case that the galaxy teems ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

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

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

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

Yes, Planet Fitness will be open on New Year’s Day. Most gyms will be open during regular hours from 5 a.m. to 12 a.m., so ...

Planet, best known for providing geospatial intelligence through its satellites, sees an opportunity in orbital data centers ...

Astronomers have spotted a Saturn-sized world drifting through a region of space that theory once said should be almost empty ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

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

When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...