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 ...

At 8,040 feet above sea level (2,450 meters) in Uttarakhand, India, lies a prime site for astronomical observations — Devasthal, 31 (52 kilometers) miles east of the resort town Nainital. Surrounded ...

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 ...

When it comes to telescopes and how powerful they are for looking deep into the cosmos, there are lots of factors to consider. Such as the portion of the electromagnetic spectrum the telescope operate ...

'It could make lightweight mirrors that are 15 or 20 meters in diameter a reality.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A scientist ...

Telescope mirror coatings (e.g., silver, gold, aluminum) determine which wavelengths of light are reflected. X-ray telescopes use specially shaped mirrors to reflect X-rays, which are normally ...

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 ...

The first mirrors for the European Southern Observatory's Extremely Large Telescope (ELT) arrived at the scope’s future home in Chile just in time for Christmas, but the unboxing process is going to ...

This image, taken at a storage facility near Poitiers, France, in December 2023, shows a segment of ESO's Extremely Large Telescope primary mirror, together with its support system, boxed and ready to ...