Imagine a space telescope with a mirror stretching 50 meters across! That's larger than the width of a U.K. soccer field and ...

Flagstaff, Ariz. – Lowell Observatory announces completion of the 4.3-meter-diameter (14 ft.) primary mirror blank for the Discovery Channel Telescope by Corning, Inc. After two years in ...

He said producing the mirror blank takes a very long time. Initial engineering work on the mirror of the Vera telescope began in 2009. When it gets down to manufacturing, the process can take a year.

Corning Inc. will make and donate the mirror blank for a next-generation space telescope.

Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them.

When scientists are looking into space, the more they can see, the easier it is to piece together the puzzle of the cosmos. The James Webb Space Telescope's mirror blanks have now been constructed ...

Big telescopes feature some of the finest and most precise mirrors in the world. So when one gets dirty, what happens? The European Southern Observatory (ESO) operates some of the most powerful ...

An apparatus he built spins the liquid into the shape of a concave mirror, a non-reflective blank mirror that can be coated with aluminum for reflectance. Every was in high school when he began ...

When scientists are looking into space, the more they can see, the easier it is to piece together the puzzle of the cosmos. The James Webb Space Telescope's mirror blanks have now been constructed ...