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

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

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

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

A newly released Hubble pic shows the galaxy LEDA 22057, where the supernova explosion occurred. The spiral galaxy's swirling ...

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

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 ...

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

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

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

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

The work has revealed that Andromeda is a lot more chaotic than expected. Similar to what recently retired Gaia did for the ...