Segmented mirrors, such as those used on the Keck and Gran Telescopio Canarias telescopes, are much easier to produce and transport, are not subject to sagging under their weight, and form a ...

so it needs to be segmented one way or another. However, no decisions whatsoever have been made so far on the detailed design of either the mirror, the telescope or the spacecraft. What has been ...

This particular telescope is under construction in the Atacama Desert in northern Chile, one of the darkest places on Earth ...

Beneath Chile’s brilliant skies, the ELT grows—an engineering giant ready to capture the secrets of the universe with the ...

At the Paranal Observatory, the UT4 telescope doesn't just stargaze—it actively creates its own stars using powerful lasers ...

It also explains in good detail why you might want to start with a simple Newtonian reflector setup on Dobsonian mounts if you’re crafting your first telescope, in no small part because mirrors ...

Over the years, larger telescopes have been built, thanks to computers, lasers and innovative mirror-building technologies. As a result, the massive Palomar reflector has dropped out of the top 20 ...

When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way.

David Beckham is looking forward to celebrating his 50th birthday next month - but it may be without his eldest son Brooklyn. Earlier this year it was reported that brothers Brooklyn and Romeo are ...

TV presenter Angellica Bell was in tears as she discussed her exit from The Martin Lewis Money Show back in 2023. On Tuesday night, the presenter took to the Diary Room in the Celebrity Big ...

Abstract: To address the challenges of piston error detection in segmented mirror systems under noisy environments, this paper proposes a wavelet-driven deep ...