Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

Researchers said on Thursday that they had discovered twin-lobed radio jets they suspect were formed when the universe was ...

These jets become elusive the farther back in time astronomers try to look because of the so-called cosmic microwave ...

The Dwarf 3 is great for astrophotography beginners, but it also has lots of useful tools for more experienced hobbyists.

For budding astronomers and space experts, telescopes bridge the gap between them and space. To take your love of the planets ...

Telescopes don't come any smaller than the Dwarf 3, but does its portability come at the cost of image quality? Read the ...

The triple objective in the micro-telescope, though of only 51/2 in. focal length, instead of the usual 8 or 9 in., successfully withstood the following severe test. At a distance of a rod ...

View the planets and night skies from home - Heavens above! Your guide to the best telescopes for stargazing, created for all astronomy enthusiasts ...

Yet choosing the perfect telescope can be overwhelming, regardless of your astronomy experience. A quick web search will tell you to consider the scope’s focal length, aperture, eyepiece and ...

Why do small apertures have large f-numbers? The f-stop number actually refers to the size of the aperture opening, calculated by dividing the lens's focal length by the f-number. For example, with a ...

The primary objective of this spacewalk is to replace critical hardware and repair the Neutron star Interior Composition Explorer (NICER) X-ray telescope. Listen to Story Williams and Hague will ...

NASA's James Webb Space Telescope (JWST) has captured photos of one of the earliest supernovas ever seen, with features appearing like grains and knots found in a cut of wood. "Once upon a time ...