To keep the Very Large Telescope (VLT) at peak performance, ESO engineers carefully recoat its enormous mirrors.

The European Southern Observatory (ESO) operates some of the most powerful telescopes in the world. Established in 1962 by 16 countries across the globe, the ESO is a hub for astronomers looking to ...

COLUMBUS, Ohio - In an airplane hangar in Columbus, OH, some 80 tons of steel, electronics, and cryogenic equipment are about to come together -- all to deposit one ounce of aluminum as a near-perfect ...

Inside a massive clean room at NASA’s Goddard Space Flight Center Maryland the James Webb Space Telescope team is steadily installing the largest space telescope mirror ever Unlike other space ...

Inside NASA’s Goddard Space Flight Center’s massive clean room in Greenbelt, Maryland, the ninth flight mirror was installed onto the telescope structure with a robotic arm. his marks the halfway ...