NASA has taken the next step in the process of developing a new all-glass telescope for the LISA (Laser Interferometer Space ...

L3Harris will build an all-glass telescope for the Laser Interferometer Space Antenna (LISA) mission expected to launch in ...

Beam collimators improve alignment, reduce signal loss, and support reliable long-distance free-space optical communication.

This article dives into the key considerations in developing lightweight, high-precision optical systems for space telescopes ...

Astronomers have cataloged billions of stars and hundreds of billions of galaxies. We have found thousands of planets ...

NASA’s Roman Space Telescope has successfully activated its 300-megapixel infrared camera, which will capture enormous stretches of the cosmos with Hubble-like sharpness. Its planet-hunting ...

Say cheese, universe. NASA’s Nancy Grace Roman Space Telescope has caught its first glimpses of cosmic light—a major step on the road to beaming back unprecedented images and data about our galaxy and ...

The Fermi Paradox: Why Haven’t We Found Alien Life in a Vast Universe? Look up at the night sky on a clear evening, and you’re staring at roughly 5,000 stars visible to the naked eye. Now consider ...

A recent experiment points the way toward making the intense, energetic beams of positrons needed for next-generation electron–positron colliders. An artist’s conception of a detector harvesting ...

The road to launch was long and arduous, but NASA’s Nancy Grace Roman Telescope finally got to space in late August. While Roman is still on its way to its final destination, it reached a major ...