The most distant lensing cluster reveals a dark matter surprise

Big Think·Jun 30

✦ NabkaNews BriefAuto-summarized from multiple outlets · verify with the source

A galaxy cluster has been observed with gravitational lensing, providing insight into dark matter. The cluster, which is extremely distant, has been studied using the James Webb Space Telescope, revealing a densely packed dark matter core. However, it is unclear which specific galaxy cluster is being referred to, with some reports mentioning the Bullet Cluster and others referencing a different cluster, XLSSC 122.

Full coverage

When JWST looked at XLSSC 122, a galaxy cluster 10.4 billion light-years away, it caught gravity bending light from galaxies about 12 billion years in the past, and a dark matter core packed too tightly for cosmic noon

Space Daily·Jun 22

James Webb Space Telescope finds most distant galaxy cluster with gravitational lensing

eciks.org·Jun 21

Dark matter in the Bullet Cluster celebrates 20 years

Big Think·Apr 29

'Cosmic lens' reveals distant galaxies and helps astronomers better understand dark matter

University of Arizona News·Aug 2

Webb Refines the Bullet Cluster's Mass

Universe Today·Jul 6

New JWST Images Of Abnormally Well-Developed Galaxy Cluster Open Up The 'Cosmic Noon' Frontier

Eurasia Review·Jun 21

JWST shakes up the hunt for earliest galaxy cluster

Big Think·Feb 2

An Einstein Cross Reveals the Universe's Hidden Matter

Universe Today·Sep 30

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