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

Astronomers have found a huge cosmic structure called Quipu. It spans 1.3 billion light-years, making it 13,000 times bigger ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

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

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

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

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* Supermassive black hole at the core of the Milky Way galaxy - Milky Way vs ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud. Credit: NASA Goddard Space Flight Center ...

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...

Caldwell 71, or NGC 2477, is an open star cluster. Open clusters are loosely bound collections of stars. It is located roughly 4,000 light-years from Earth in the constellation Puppis.

So how well do you know the Milky Way? Let's test your knowledge of our galaxy's size, age, speed and more with the 15 questions below. Remember to log in to put your name on the leaderboard and ...

The Fermi Bubbles, massive shockwaves from a black hole eruption, still expand over the Milky Way. This event reshaped our ...