Dobsonian telescopes are another kind of reflector telescope. They're a lot easier to maintain and operate than their Newtonian counterparts, but they're still great for spotting a wide range of ...

Save over $110 off this Newtonian reflector telescope. We think the Celestron StarSense Explorer DX 130AZ is one of the best budget telescopes, and we rate it as the best overall for under $500.

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 ...

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 ...

NASA's Roman Space Telescope, slated for a 2027 launch, will provide insights into dark energy and exoplanets. It will undergo rigorous testing to ensure durability in space conditions.

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

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

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