Pandora's Cluster of Galaxies

Astronomy Picture of the Day · 2024-06-08 · NASA (public domain)

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Pandora's Cluster of Galaxies — APOD for 2024-06-08

This deep field mosaicked image presents a stunning view of galaxy cluster Abell 2744 recorded by the James Webb Space Telescope's NIRCam. Also dubbed Pandora's Cluster, Abell 2744 itself appears to be a ponderous merger of three different massive galaxy clusters. It lies some 3.5 billion light-years away, toward the constellation Sculptor. Dominated by dark matter , the mega-cluster warps and distorts the fabric of spacetime, gravitationally lensing even more distant objects. Redder than the Pandora cluster galaxies many of the lensed sources are very distant galaxies in the early Universe, their lensed images stretched and distorted into arcs. Of course distinctive diffraction spikes mark foreground Milky Way stars. At the Pandora Cluster's estimated distance this cosmic box spans about 6 million light-years. But don't panic. You can explore the tantalizing region in a 2 minute video tour .

Astronomy Picture of the Day for 2024-06-08 — image & explanation courtesy of NASA (public domain), mirrored at Tukuk-OS for reading and search convenience.

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