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

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

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

The instrument is the Prime Focus Spectrograph, and it is one of the flagship instruments in the next era of the Subaru ...

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

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

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

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

Two NASA astronauts are currently hard at work in space, patching up an instrument called NICER (Neutron star Interior ...

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