U.S. astronaut Nichole "Vapor" Ayers captured a spectacular view of a phenomenon known as a "sprite" blazing to life above an ...

When it comes to telescopes, there are no bigger names than Hubble and Webb, but why have two space telescopes anyway, how ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

Hubble captures forgotten globular cluster ESO 591-12 in rare detail ESO 591-12 sparkles with red and blue stars of varying ...

Many heavy atoms form from a supernova explosion, the remnants of which are shown in this image. NASA/ESA/Hubble Heritage ...

The Smithsonian could lose the iconic space shuttle Discovery to Texas as part of President Donald Trump’s massive tax and ...

Astronomers capture first image of a white dwarf exploding twice in space Rare double-detonation seen in supernova remnant ...

A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

An astronaut aboard the International Space Station has shared a striking photo of what is known as a Transient Luminous ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...