The Dobsonian's simple design means fewer moving parts and electronics, making it a low-maintenance option for amateur astronomers. The Newtonian reflecting telescope has been in use for centuries ...

In June, the Austrian amateur astronomer spied a secret Chinese spaceplane. Now, Mr. Schöfbänker has spotted a mysterious U.S ...

Autoguiding comes to the rescue by keeping your telescope pointed precisely where ... flat mirror on the center of their main Newtonian diagonal mirror. The smaller mirror picks off a small ...

Reconnaisance Watchers Just six weeks after spotting a secret Chinese spaceplane, an amateur astronomer in Austria is back at ...

Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep into space. We have some incredibly powerful telescopes that have given ...

Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep into space. When you purchase through links on our site, we may earn an ...

An artist's conception of the James Webb Space Telescope observing the cosmos 1 million miles from Earth. Credit: NASA-GSFC / Adriana M. Gutierrez (CI Lab) The far outskirts of our galaxy are ...

Those taken in by it have a misunderstanding of two things: how telescopes work and just how big space is. Many people think a telescope’s purpose is to magnify images. Certainly manufacturers ...

Felix Schöfbänker, who used a telescope built to track and photograph satellites, observed phenomena that were “only ...