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 telescope mirrors, larger is generally better. The larger your main mirror, the more light you can capture ...

Imagine a space telescope with a mirror stretching 50 meters across! That's larger than the width of a U.K. soccer field and nearly eight times wider than the James Webb Space Telescope. Now imagine ...

India’s first liquid mirror telescope is up and running. It’s the first and largest liquid mercury telescope to be built at a high altitude, and if that isn’t impressive enough, it is also the first ...

NASA's FLUTE project, focusing on liquid-mirror telescope technology, has received extended funding to investigate a 50-meter space telescope concept, building upon prior successful experiments in ...

Researchers in Canada have built the first deformable liquid mirror from a magnetic liquid or “ferrofluid”, which could someday be used to compensate for distortion in the images of telescopes and ...

A group of astronomers has been studying a 2008 proposal to build a telescope on the Moon. The telescope would be capable of peering back to the origins of the universe and could provide images of the ...

A team of Canadian and American scientists has made a liquid mirror that could one day be used to build a large moon-based telescope. The research team, led by Ermanno Borra of the University Laval in ...

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 ...

[Hank Green] posted an interesting video about the first liquid mirror telescope from back in the 1850s. At the time, scientists were not impressed. But, these days, people are revisiting the idea.

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A team of astronomers from The University of Texas at Austin are bringing a truly moonshot concept back from the grave: a liquid-mirror telescope 100 meters in diameter, built on the surface of the ...