When you buy through links on our articles, Future and its syndication partners may earn a commission. Recent progress photos of the European Southern Observatory's (ESO) Extremely Large Telescope ...

NASA's Nancy Grace Roman Space Telescope is one giant step closer to unlocking the mysteries of the universe. The mission has now received its final major delivery: the Optical Telescope Assembly, ...

[caption id="attachment_234064" align="alignnone" width="1000"] The Celestron NexStar 5SE is our pick for the best telescopes for beginners. [caption id="attachment ...

Save on telescopes, binoculars and monoculars with our last-minute deal round up, but you'll have to be fast if you want them ...

Astronomers analyzing data from an array of telescopes — including the W. M. Keck Observatory atop Mauna Kea on the Big ...

Astronomers get to ask some of the most fundamental questions there are, ranging from whether we’re alone in the cosmos to what the nature of the mysterious dark energy and dark matter making up most ...

Optical aberration theory remains a fundamental component in the design and operation of space telescopes. With increasingly ambitious astronomical missions and the demand for high-resolution imaging, ...

A team of astronomers from the U.S. Naval Observatory (USNO), Naval Research Laboratory (NRL) and the European Southern Observatory (ESO) have successfully used the ultra high-resolution capability of ...

A new imaging technology developed at the University of Connecticut promises to rewrite the rules of optical imaging, ...

Upon arrival at NASA's Goddard Space Flight Center, the Optical Telescope Assembly for the agency's Nancy Grace Roman Space Telescope was lifted out of the shipping fixture and placed with other ...