In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Scientists found an intriguing world in our galaxy.

Astronomers may have found a star racing through our galaxy at an incredible speed—dragging a planet along with it! If ...

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

With this answer comes more of an idea about where planets are likely to form in our galaxy. They have found that stars with high-mass planets have higher metallicity than those with lower amounts ...

Our planet is just the right distance from the ... Our Sun is just one of many billions of stars in our galaxy, which is called the Milky Way. The Milky Way is a spiral galaxy and our Solar ...

Astronomers may have discovered the fastest-moving planet system ever found, moving through our galaxy at speeds of at least ...

The first planet that was discovered around a star ... Unlike the sun, most stars in our galaxy have companions, with two or ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...