Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

The exo-planets are larger than the Earth but smaller than Neptune. The planets are in a little-understood class called sub-Neptunes, commonly found orbiting sun-like stars in the Milky Way.

Astronomers may have found a planet in the Whirlpool Galaxy. If so it's the first planet seen to transit a star outside of the Milky Way—and it may represent a new way to find "extroplanets." ...

The newly uncovered planet, minted M51-ULS-1b, resides in the Whirlpool galaxy, our Milky Way's neighbor, 28 million light-years from Earth. It orbits two hosts: a massive star, with a mass at ...

While researchers have found more than 4,000 planets in our own galaxy, this is the first time anyone has found what could be a planet that exists outside the Milky Way.

The find, announced Wednesday, can help explain how solar systems across the Milky Way galaxy came to be. This one is 100 light-years away in the constellation Coma Berenices. A light-year is 5.8 ...

For the first time, astronomers have detected evidence of a planet in a galaxy beyond our own. The yet unnamed exoplanet lies in the Messier 51, often referred to as the “Whirlpool” galaxy ...

The exo-planets are larger than the Earth but smaller than Neptune. The planets are in a little-understood class called sub-Neptunes, commonly found orbiting sun-like stars in the Milky Way.

The exo-planets are larger than the Earth but smaller than Neptune. The planets are in a little-understood class called sub-Neptunes, commonly found orbiting sun-like stars in the Milky Way.

(CNN) – Astronomers have discovered a rare family of six planets about 100 light years from Earth. The exo-planets are larger than the Earth but smaller than Neptune. The planets are in a little ...