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

This NASA Hubble Space Telescope image shows the planet Jupiter in a color composite of ultraviolet wavelengths. Released on ...

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

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

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 ...

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

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...

In this special Hubble image 23 years in the making, the sparkling spiral galaxy UGC 10043 reveals the secrets of its ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...

Andromeda is the closest large galaxy to the Milky Way. And it is getting closer, as the two will merge in several billion ...