An engineer examines the Webb telescope primary mirror Engineering Design Unit segment in the clean room at NASA’s Goddard Space Flight Center. Credit: NASA An engineer examines the Webb telescope ...

"We pushed everything, all the simulation, just as hard as it would go." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA's mighty James Webb ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The optical device which the ...

Recently, the James Webb Space Telescope’s “pathfinder telescope,” or “Pathfinder” completed its second super-cold optical test that resulted in the first checkout of specialized optical test ...