Did you have the same question as I did when you looked at the spectacular first light images from the $10 billion James Webb Space Telescope (JWST or “Webb” for short)? Yes, they are all incredible, ...

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Stars in the new images from the James Webb Space Telescope look sharper than they did before. And I’m not just talking about the image quality, which is astounding. I’m talking about the fact that ...

Inprentus won a TASA contract to produce diffraction gratings, closely following a recent NASA award, highlighting ...

Today, astronomers seek to observe the faintest and most distant objects possible. Extremely Large Telescopes (ELTs), with apertures in the order of several dozen meters, are the next generation ...

Fig. 1 | (a) The sketch of the PDSM-241. (b) Actuator layout (clear aperture: 270mm). (c) The self-corrected aberration of PDSM-241. A new publication from Opto-Electronic Advances, ...

This marks the most detailed image yet of the striking stellar pair Herbig-Haro 46/47. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On ...

A small team of writers, astronomers, and curators are writing alt text of the images that contain vivid, detailed descriptions. The images are a treat for the eyes. And through a unique and dedicated ...

The rapid evolution of diffractive optical elements (DOEs) is reshaping space telescope design by offering lightweight, compact and high-performance alternatives to conventional optical systems. These ...

Just how big would a telescope need to be to actually see an alien world in detail? The James Webb Telescope just took a photo of a newly discovered exoplanet. Exciting stuff but the raw image just ...

Visual demonstration of the performance of the diffraction grating. The zeroth order transmission refers to light that goes straight through the grating without undergoing diffraction (which should be ...