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 ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

I usually write about telescope dos and don'ts around the holiday season, but I thought I'd write about it now for a change. Here are the most important rules to remember. 1. Never, a million times ...

Amateur astronomers who do not have a telescope capable of peering deep into space can now use NASA telescopes remotely via its MicroObservatory network. Using the space agency's Observing with NASA ...

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 ...

An aperture mask is a device designed to increase a telescope's effective focal ratio and significantly reduce its light throughput. This modification can alter a telescope's optical characteristics; ...