Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Since Hubble’s launch, astronomers have discovered over 1 trillion galaxies, but Andromeda stands out as the closest and most ...

Arp 282: This image from the NASA/ESA Hubble Space Telescope feels incredibly three-dimensional for a piece of deep-space ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

The center of our Milky Way galaxy is hidden from the prying eyes of optical telescopes by clouds of obscuring dust and gas.

Around 13.7 billion years ago, something collapsed. It fell outward into the nothingness that stretched in every direction, ...

While the events observed around Sgr A* are dramatic, this black hole is not as active as some at the center of other ...

A new image from the Hubble Space Telescope shows a cosmic cloudscape, with clouds of dust and gas swirling in beautiful colors.

Contained within a small galaxy located 5.3 million ... of larger galaxies like the Milky Way and Andromeda. A team of researchers at the Space Telescope Science Institute recently found that ...