Tag Archive for 'KCWI'

Close-up of the Einstein ring around NGC 6505. Image credit: ESA / Euclid / Euclid Consortium / NASA / J.-C. Cuillandre / G. Anselmi / T. Li.

Astronomers Discover Complete Einstein Ring around NGC 6505

Feb 10, 2025 by Natali Anderson

An Einstein ring (also known as an Einstein-Chwolson ring or Chwolson ring) is created as the light from distant objects, like galaxies, pass by an extremely...

Pasha et al. detected nine rings around LEDA 1313424, a ring galaxy approximately 567 million light-years away in the constellation of Pisces. They also confirmed which galaxy dove through LEDA 1313424, creating these rings: the blue dwarf galaxy that sits to its immediate center-left. Image credit: NASA / ESA / Hubble / Imad Pasha & Pieter van Dokkum, Yale University.

Astronomers Detect Nine Star-Filled Rings around Giant Galaxy

Feb 4, 2025 by Enrico de Lazaro

Using data from the NASA/ESA Hubble Space Telescope and the the Keck Cosmic Web Imager (KCWI) at W.M. Keck Observatory, astronomers have identified nine...