Celestron, renowned for producing some of the best telescopes and binoculars, offers many top models at discounted prices. Whether treating yourself or shopping for an aspiring astronomer ...

Hidden in Chile’s Atacama Desert, the $1.5B Extremely Large Telescope (ELT) nears completion. With a massive 130-ft mirror, ...

The telescope is one of only a few able to directly ... The apparatus is called—brace yourself—the Subaru Coronagraphic Extreme Adaptive Optics (SCExAO, pronounced “skex-a-o”).