Giant ground-based reflector telescopes do much of astronomy's heavy lifting, although the U.S.'s largest in Hawaii is not ...

ESO estimates the complex will leak as much light pollution as a city with a population of about 20,000. Parts of the ...

Astronomers are raising concerns about the impact of light pollution from a renewable energy project on the world’s most ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

The James Webb Space Telescope has spotted one of the earliest and most distant supernovas, marking the death of a stellar ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for ...

Ever since NASA’s James Webb Space Telescope was launched, it’s been revealing more about the universe than even most ...

Astronomers have captured the most detailed infrared images yet of an active galactic nucleus (AGN), using the Large ...

That could soon change, thanks to a new NASA flagship telescope being designed to seek out strange new worlds that could ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

Chile's Atacama Desert is home to some of the best Earth-based observatories, though an energy company is throwing a wrench ...

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now, a research team has studied ...