Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a ...

Somewhere between the stars, far from any sun, a planet is moving quietly through space. There is no orbit to trace and no ...

Jupiter.... Uranus.... Saturn... Earth? Sadly, Earth didn't make it onto the list of the Solar System's ringed planets. If it ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

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 confirmed a Saturn-size world drifting alone in deep space roughly 10,000 light-years from Earth, a discovery that turns a once-theoretical idea into a measured reality. The planet ...

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

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

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

Two separate research teams have observed a previously unseen microlensing event, confirming the existence of a particular ...

Using observations from both ground-based telescopes and space instruments, they were able to measure the planet's size and ...