After 30 years of observing, I’ve compiled a list of some of my favorite deep-sky objects. These look best with a large ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

The Very Large Telescope (VLT) and the Atacama Large Millimeter/submillimeter Array (ALMA) has captured a "violent cosmic ...

For more than two decades, NASA’s Neil Gehrels Swift Observatory has acted as one of astronomy’s fastest responders, ...

Gamma-ray burst GRB 260623A was detected by NASA’s Fermi telescope morning at 12:56 UTC Tuesday, triggering a global ...

Astronomers have uncovered a pair of giant planets that are lighter than cotton candy. The two so-called super-puffs are the ...

Summertime stargazers have a new celestial gathering to look for in the night sky, along with a reason to dust off their telescopes. The Summer Triangle is now visible in the eastern sky after ...

Euclid’s ultra-wide view of the galactic bulge captured more than just stars. The seemingly empty, dark patches in the image ...

Einstein Probe X-ray transient EP260623a was detected 6.8 billion light-years away in Pegasus on June 23, 2026, triggering a ...

Collaboration connects space technology to cleantech solutions with a Fortnite island launch, and live telescope feeds ...

Last May, a new milestone was reached in this major project: the Factory Acceptance Test (FAI) for the construction of the ...

A high-stakes mission to save NASA's Swift Observatory from a fiery end has relied on Arizona. Here's an inside look ahead of a June 2026 launch.