"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

The 13th day of the 18th annual Space Telescope Advent Calendar features part of a dense cluster of galaxies—a wide variety ...

Gemini North captured new images of Comet 3I/ATLAS after it reemerged from behind the sun on its path out of the solar system ...

It uses your phone’s sensors, GPS data, and object catalogs to help you align, locate, and track targets with minimal ...

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a ...

The Extremely Large Telescope (ELT), now under construction in the Chilean Andes, is set to revolutionize the field of ...

The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

The Atacama Cosmology Telescope in Chile not only confirmed one of the greatest mysteries in the universe—it also ruled out ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...