See how telescopes capture the cosmos. ExtremeTech explains the science behind lenses and space exploration. Start exploring ...

This Unistellar eQuinox 2 is a breeze to use, thanks to its app and it's a steal at $500 off this Black Friday.

This computer-assisted Celestron 114LCM is a great scope for beginners, and it's $80 off at Amazon this Black Friday.

A new JWST study has revealed the true origins of a luminous quasar that has been duplicated six times as its light "zig-zags ...

built upon the work of others, and how they came to design their inventions offers a compelling glance at the workings both of the telescope and of the scientific process itself. Making the far ...

Here’s how it works. Editor's note ... When Italian astronomer Galileo Galilei heard rumors of the first practical telescope at the beginning of the 17th century, he was quick to craft his ...