The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

Bring the Moon and planets into closer view, spot stunning star clusters and observe distant galaxies and nebulas with your own eyes — you can even photograph your subject with a smart telescope.

During his most recent visit to the research center, the professor captured a series of striking images of nebulas and galaxies. Start the day smarter. Get all the news you need in your inbox each ...

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 ...

which I find helpful at better defining the swirling gases in my favorite nebulas and galaxies.

Nebulae are mostly found within galaxies—specifically, in interstellar space. There's often at least one star at the core of a nebula, whether new or recently deceased, but sometimes a giant ...

Nebulae are gigantic clouds of gas and dust that exist in space between stars. Check out 7 mesmerizing photos of this cosmic ...

soon repeated for other starry nebulae, it became clear that the Milky Way was only one star system (or galaxy) among myriad others. This was the birth of our modern universe of galaxies ...

If you haven’t thought of our neighboring galaxies as sparkly, think again. NASA’s recent Image of the Day was the outer regions of the Tarantula Nebula, which is billed as one of the biggest ...

Using Hubble observations of dusty nebulae in the Large Magellanic Cloud and other galaxies, researchers can study these distant dust grains, helping them better understand the role that cosmic ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.