For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

This towering structure in the Eagle Nebula is a 9.5 light-year-high column of gas and dust from a stellar nursery. This image shows N90, where bright young stars carve a cavity, with distant galaxies ...

The name 'blue lurker' might sound like a villainous character from a superhero movie. But it is a rare class of star that NASA's Hubble Space Telescope explored by looking deeply into the open star ...

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...

Proposed budget reductions for the Hubble Space Telescope would impact research and outreach as well as increase the risk to the observatory.

This NASA/ESA Hubble Space Telescope image reveals a tiny patch of sky in the constellation Hydra. The stars and galaxies ...

"We have by and large been ignoring triples in models and simulations — we're just starting to understand how these types of ...

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...

A huge "nightmare world" where it "rains glass" and winds blow at a speed of up to 5,400mph has been found just 64.5 ...

The night sky has always played a crucial role in navigation, from early ocean crossings to modern GPS. Besides stars, the ...

James Woods has lost his Pacific Palisades home in the Southern California fires that continue to devastate parts of Los ...

The Hubble Space Telescope recently captured a snapshot of a rare supernova that sits in the Gemini constellation, about 650 ...