As of Wednesday, the James Webb Space Telescope (JWST) has a fully deployed primary mirror, with each of its 18-mirror segments fully extended and ready for fine focusing later. That leaves one final ...

The James Webb Space Telescope hit another milestone this week; NASA announced that the $10 billion observatory's 18 hexagonal mirror segments and its secondary mirror have been fully deployed. "Just ...

After more than a decade of design work and pathfinder fabrication, the lightweight five-layer sunshield that will keep the sensitive infrared detectors on the James Webb Space Telescope at 40K is in ...

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There’s recently been a huge announcement from ground controllers at the Space Telescope Science Institute in Baltimore that has every scientist and space nerd celebrating: on January 8th, the Webb ...

Thirty days outbound from Earth, the James Webb Space Telescope will slip into its parking orbit nearly a million miles away on Monday, an ideal spot to scan the heavens in search of faint infrared ...