galactic metallicity Archives

November 21, 2023November 21, 2023 by Evan Gough

A Galaxy Only 350 Million Years Old Had Surprising Amounts of Metal

The JWST has the power to see the most ancient galaxies in the Universe, as shown in this image of its first deep field. Now, astrophysicists have found carbon in one of these ancient galaxies. Image Credit: NASA, ESA, CSA, and STScI

Astrophysicists working with the JWST have found a surprising amount of metal in a galaxy only 350 million years after the Big Bang. How does that fit in with our understanding of the Universe?

June 5, 2023June 5, 2023 by Evan Gough

The Latest JWST Image Pierces Through a Shrouded Star-Forming Galaxy

A delicate tracery of dust and bright star clusters threads across this image of NGC 5068 from the NASA/ESA/CSA James Webb Space Telescope. Image Credit: ESA/Webb, NASA & CSA, J. Lee and the PHANGS-JWST Team

Sometimes an image is so engrossing that we can ignore what it’s telling us about its subject and just enjoy the splendour. That’s certainly true of this image of NGC 5068 released by the ESA. But Universe Today readers are curious, and after enjoying the galactic portrait for a while, they want to know more.