The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...

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

There are more stars in the universe than grains of sand on Earth. The latest estimates suggest there are around one septillion stars, which is a 1 followed by 24 zeros. Our sun is a typical G-type ...

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

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers ...

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 ...

For years, astronomers have been puzzled by the presence of two gigantic, high-energy “bubbles” towering over and beneath the Milky Way’s center, extending 50,000 light-years into space. First ...

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

25.5 x 34 cm. (10 x 13.4 in.) ...