CAPE CANAVERAL, Fla. (AP) — Europe's Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, astronomers reported Monday. The halo, known as an Einstein ring, encircles ...
The bright light at the centre of this image is galaxy cluster Abell S1063, which lies 4.5 billion light years from Earth. Photographed by the James Webb Space Telescope, this cluster is so massive ...
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