A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Somewhere in between, humans realized the universe is much larger than our Milky Way — that the spiral nebulas visible through telescopes were, in fact, other galaxies in their own right.

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

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

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

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded icy objects" thousands of light years from Earth. Takashi Shimonishi, ...

This collage highlights a small selection of regions of the Milky Way imaged as part of the most ... and the closest brown dwarfs to the solar system. Brown dwarfs are intermediate objects ...

So what will all this galactic motion do to the solar ... Milky Way/Andromeda close encounter. However, if this were not true, and provided that Earth wasn’t dislodged from the solar system ...

Shapley suspected the spiral nebulas to simply be ... Shapley determined that the Milky Way was 300,000 light years across, and that our solar system was 50,000 light-years from the center.

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan MitchellMaricopa, Arizona Your excellent question affords us the opportunity to ...