Mirrors are a critical part of any space telescope, and the James Webb Space Telescope’s mirrors are made of a special element that will enable it to withstand the rigors of space and see farther back ...

Someday, astronauts on the moon may pour liquid onto a disc-shaped mesh to make a huge mirror for a powerful telescope, according to a technical article just made public. The liquid would include a ...

In May 2022, the James Webb Space Telescope (JWST) encountered a problem. The giant observatory, perched 1 million miles from Earth, has a honeycomb-like configuration of mirror panels to see the ...

Researchers have developed a new way to produce and shape large, high-quality mirrors that are much thinner than the primary mirrors previously used for telescopes deployed in space. The resulting ...