An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...

Two Micron All-Sky Survey (2MASS) imagery was used to create a animation of the warp of the Milky Way galaxy. Credit: 2MASS, Adrian Price-Whelan ...

The Bullseye is now confirmed to have nine rings, eight of which are visible to Hubble. Researchers confirmed the existence ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

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

Sagittarius A* has been seen by human eyes with an "image produced by a global research team called the Event Horizon ...

That means it's more than 30 times the size of our own Milky Way galaxy. It's also enigmatic, the researchers say, with unusual qualities that defy simple explanation. They decided to name it after ...

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 ...

NASA's Hubble Space Telescope has captured a cosmic bullseye. The gargantuan galaxy LEDA 1313424 is rippling with nine ...