SWAROVSKI OPTIK’s smallest lightest telescope is the ideal companion for packing and carrying on trips across rough terrain and remote areas. Current premium viewers: 2 This October, long-range ...

A supersharp image of a bright star — released by NASA — shows that the optics seem to be working perfectly on the James Webb Space Telescope. The $10 billion infrared telescope launched in ...

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 ...

A European project to build the largest optical telescope on Earth took a big step closer to becoming reality Monday when final approval came from the scientific consortium backing the new ...