The burst was so bright that it bounced off the Moon and illuminated Earth’s upper atmosphere, surpassing the brightness of a ...

A giant exoplanet has just been confirmed about 400 light-years from Earth. Named TOI-4465 b, it stands out with a mass six times greater than Jupiter's and unusual orbital characteristics.

Dark dwarfs could be lurking out in the cosmos, according to a new study. These hypothetical, effectively eternal bodies ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to ...

Pope Leo XIV arrived in the papal summer retreat of Castel Gandolfo on Sunday to start a six-week vacation, giving the ...

Upgraded ALMA images expose hidden rings and spirals around baby stars, indicating planets begin taking shape mere cosmic ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Overall, the citizen scientists identified 10,001 eclipsing binary pairs. Of those, 7,936 were previously unknown.

One fascinating discovery was the detection of vast clouds of gas extending far beyond the main star-forming regions. These ...

But an international team of astronomers have detected the unmistakable signature of a gas giant planet orbiting the ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...