The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ...

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

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

The mighty telescope is expected to see its "first light" by 2028. The frame of the dome that will house the world's largest telescope has been completed, marking another key milestone in the ...

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

The high-precision observatory consists of four 27-foot-wide (8.2 meters) telescopes that act as one, and has shed light on some of the most mysterious phenomena known to humankind. But the ...

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

Capturing images of individual stars in distant galaxies has generally been considered impossible for decades. But NASA’s ...

A team of astronomers sifted through James Webb Space Telescope data from multiple surveys to compile one of the largest ...

NASA's Hubble Space Telescope has provided unprecedented details about the Andromeda galaxy's history and characteristics. Andromeda, a galaxy 2.5 million light-years from Earth, has been ...

North Liberty’s best kept secret looks like a giant satellite dish nestled in a wooded area between North Liberty and ...