The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

Our sun is a lonely star. At least half the stars in our galaxy have binary companions. This was nicely illustrated in the ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

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

Discover the fascinating story of the 'blue lurker,' a mysterious star in the M67 star cluster studied by NASA's Hubble ...

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

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

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

Hubble uncovers the blue lurker star, offering rare insights into triple-star system evolution and stellar mergers ...

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

Hubble's first gigapixel panorama of the Andromeda Galaxy was published exactly ten years ago. This has now been ...