In 2002, when astronomers first detected cosmic gamma rays coming from the constellation Cygnus, they were surprised and perplexed. The region lacked the extreme electromagnetic fields that they ...

Astronomers using data from NASA’s Fermi Gamma-ray Space Telescope have made the most accurate measurement of starlight in the universe and used it to establish the total amount of light from all the ...

A dark, spider-shaped cloud of cosmic gas blocks out light from stars in a new image taken by a telescope in the Southern Hemisphere. The amazing photo, taken by a telescope at the European Southern ...

The James Webb Space Telescope (JWST) has looked back in time to help explain the reionisation phase, which is one of the greatest mysteries in the cosmos. After a protracted era known as the cosmic ...

In the 1820s, something troubled astronomer Heinrich Olbers. With so many radiant balls of fire eternally glowing in the universe, how could there be any night? The Earth was surely bathed in cosmic ...

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years from Earth.

Forming stars sounds like the easiest thing in the Universe to do. Get some mass together, give it enough time to gravitate, and watch it collapse down into small, dense clumps. If you get enough of ...

The light-year-long squiggle of gas and dust known as IRAS 20324+4057 has been compared to a caterpillar — and like a caterpillar, it's in the midst of a metamorphosis. What kind of stellar creature ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you're a fan of really big numbers that don't actually tell you much about the world, Clemson ...