High in the Andes Mountains of northern Chile, something extraordinary is happening. Perched on the peak of Cerro Pachón at ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

University of Arizona astrophysicist Erika Hamden takes readers on a romp through a "Weird Universe" in her debut popular ...

When we gaze into the night sky, we see a tiny fraction of what lies beyond our Solar System. In the vastness of space, our Sun and its planets are but a speck of dust. There are thousands of stars ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

NASA’s SPHEREx mission is mapping the entire sky in 102 infrared colors, turning raw space data into a public tool for ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

NASA’s James Webb Space Telescope began its legendary mission unfolding the secrets of our universe and producing some of the ...

And astronomers have a brand-new, superpowerful eye with which to see the changing cosmos: the Vera C. Rubin Observatory in Chile. The Rubin Observatory released its first images last week, and ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

The object 9.1 billion light-years away, named FRB 20230521B, now holds the record for the most distant FRB ever recorded.

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers ...