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#JWST

22 posts21 participants0 posts today

JWST NIRCam image of Arp 142, also known as NGC 2936 and NGC 2937, or the Penguin and the Egg.

In this wide view, we see the Penguin (laying on its back) and the Egg, and the foreground edge-on spiral PGC 1237172. There are also a large number of distant galaxies, some seen as tiny spirals and ellipticals, and many appearing as dots.

Credit: NASA, ESA, CSA, STScI
Source: webbtelescope.org/contents/med

Replied in thread

"James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032" by @LiveScience - #NASA #JWST observations confirm #asteroid #2024YR4 will not impact Earth on the Dec 22, 2032 fly-by. An impact on the #Moon🌒 is still not ruled out. Another JWST observation is scheduled for May before the rock disappears into the dark outer solar system for several years. livescience.com/space/asteroid #astronomy #PlanetaryDefense #PlanetaryDefence #LowFlyingRocks #space

Live Science · James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032By Brandon Specktor

“We really shouldn’t have found a galaxy like this, given our current understanding of how the universe evolved. Imagine the early universe wrapped in a thick fog, making it extremely hard to detect strong beacons shining through it. Yet here we see this galaxy’s beam piercing through the veil.”

A New Cosmology Mystery: James-Webb Telescope Observes a Galaxy It Shouldn’t!
dailygalaxy.com/2025/03/a-new-

Jades Gs Z13 1 Galaxy
The Daily Galaxy - Great Discoveries Channel · A New Cosmology Mystery: James-Webb Telescope Observes a Galaxy It Shouldn’t!A distant galaxy has just turned up in James Webb's lens—far too bright and far too early. Its ultraviolet glow cuts through a universe that should have been dark and opaque.

Since this morning, the NASA/ESA/CSA #JWST has been taking near-IR images of Sharpless 305, a star-forming region in the outer reaches of the Milky Way ✨

Below is an image taken with the ESO VLT many years ago in poor weather – the JWST images should be better 😉

When finished in a couple of hours, that'll be the last of my Guaranteed Time Observations, granted when I was selected as a member of the JWST Science Working Group in 2002 👴

It has been a privilege 🙇‍♂️