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 ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

Not too long ago, if you wanted to witness the wonders of the universe, you'd need to lug around a bulky telescope and possibly spend hours making fine adjustments to zero in on celestial targets. ZWO ...

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 ...

Update: NASA is now targeting a launch for Friday, March 7. Find the latest information on the mission here. How did the universe begin? How do planets form and galaxies develop? Could life exist ...

The teams behind two potential new space telescopes have embarked on their final design studies as they go head-to-head to see which will be the first of NASA’s new "Probe" class of mission. Both ...

An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...