A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

Watch the mesmerizing Tarantula Nebula video captured by the Hubble telescope, showcasing the most productive star-forming ...

Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...

This NASA/ESA Hubble Space Telescope image features a dusty yet sparkling scene from one of the Milky Way's satellite galaxies, the Large Magellanic Cloud. The Large Magellanic Cloud is a dwarf galaxy ...

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

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

Explore the breathtaking beauty of the Milky Way through stunning images captured by NASA's Hubble Space Telescope, revealing ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

NASA’s recent Image of the Day was the outer regions of the Tarantula Nebula, which is billed as one of the biggest and busiest star-creating areas in the Large Magellanic Cloud galaxy.

Nature of the nebulae In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years ...