The circumgalactic medium, a vast gaseous halo surrounding galaxies, could be crucial to the evolution of star-forming ...

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

From new perspectives on the early universe to illuminating the extreme environment near a black hole, discoveries from NASA ...

The James Webb Space Telescope has captured imagery of interacting elliptical and spiral galaxies known as Arp 107. Credit: NASA, ESA, CSA, STScI, Danielle Kirshenblat (STScI) ...

The powerful, Tucson-born infrared eyes of the James Webb Space Telescope have notched another record for long-range viewing: the largest number of individual stars ever detected in the distant ...

Hubble Space Telescope images of Jupiter have been "photo-mapped onto a sphere," and animated into a full rotation, according to ESA/NASA. Credit: Space.com | NASA, ESA, J. DePasquale (STScI), A. Simo ...

SpaceX is working to make its satellites less of a nuisance to astronomers by testing out ways to stop Starlink from showing ...

If you are fortunate to live in the occultation zone and the weather cooperates, this upcoming event is one that really ...

Over 40 stars in a galaxy billions of light-years away were photographed, offering a glimpse into an era when the universe ...

This image of twin bubbles stretching 25,000 light-years from the galactic center was captured by NASA's Fermi Gamma-ray ...

Alinda has made its closest approach to our planet in decades, and it's about to peak in brightness in a rare ...

As Mars approaches opposition this month, it will become a dazzling spectacle in the night sky. See it at its best now, or ...