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

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

Astronomers have directly observed a free-floating planet, comparable in mass to Earth, roaming the Milky Way. Discovered via ...

A new survey maps nearby K-type stars and shows why these long-lived, stable stars are important targets in the search for ...

Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is ...

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

Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...

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

CAPE CANAVERAL, Fla. (AP) - It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two ...

What's the size of the Milky Way galaxy? Learn how, depending on your definition, the size can change.

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...