This powerful Newtonian reflector telescope has hundreds of 5-star Amazon reviews and is at one of its best-ever prices. When you purchase through links on our site, we may earn an affiliate ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1667, then a young Fellow at ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a reflecting ...

I'm often asked to recommend a telescope, especially around the holidays, when gift-giving is on our minds. Today I'll share a few suggestions, but before we talk specifics, let's look at the ...

D printing your own telescope is rewarding and customizable, but it rarely saves money once optics, materials, and time are ...

What better way to bring the new year in than saving over $100 on a reliable and affordable reflector telescope. When you purchase through links on our site, we may earn an affiliate commission.

The Vaonis Hyperia telescope is priced to appeal to institutions such as observatories. It combines large optics with 17 ...

Diffraction spikes, visible in high-power astronomical images, are an intrinsic optical phenomenon in reflecting telescopes, primarily caused by the diffraction and subsequent interference of incoming ...

Unistellar's smaller smart telescope serves astronomers that want an all-in-one solution for viewing and imaging the night sky, but with lower financial outlay and in a smaller form factor that its ...

DULUTH — Did you receive a telescope as a holiday gift? Even if it was years ago and that instrument is now hidden away in an attic, consider taking it out again. There are all sorts of wonderful ...

Why build a telescope? YOLO, as the kids say. Having decided that, one must decide what type of far-seer one will construct. For his 10″ reflector, [Carl Anderson] once again said “Yolo”— this time ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Reflecting telescope made in the ...