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

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

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...

A star racing through the Milky Way may have a planet in tow, setting a new speed record for exoplanet systems. Using ...

The galaxy NGC 4535, in the Virgo constellation, is about 50 million light-years from Earth. This beautiful image was ...

The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s ...

A stunning Hubble image captured the Bullseye galaxy, revealing its nine rings formed by a smaller galaxy that plunged through its core 50 million years ago. Hubble’s latest image showcases a dazzling ...

Check out these seven mind-blowing nebula images captured by NASA Hubble Space Telescope. Eta Carinae, NGC 2014 and NGC 2020, ...

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, ...

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