Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

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

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

Milky Way viewing is at its best right now, especially if you’re in the southern hemisphere. Here's what to look out for, ...

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...

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

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 ...

A waning crescent Moon will pass close to Jupiter, Uranus, Mars and Venus, occulting Mars and Uranus. As the night sky darkens the Milky Way will become more easily visible.

Because of this, the astronomers say this may be the oldest planetary system around a white dwarf discovered in the Milky Way. As for the red color, Elms and the team had a theory. “It is extremely ...

As J.R.R. Tolkien wrote in The Fellowship of the Ring, “Not all those who wander are lost.” But in the case of planets, it’s possible that most of them are. Rogue planets—planets that are ...

From this analysis, they estimate that there are about 20 times more free-floating worlds in our Milky Way than stars, with Earth-mass planets 180 times more common than rogue Jupiters.

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...