The Cutest Galactic Distortion

Sep 8, 2021 | Daily Space, Galaxies

IMAGE: Clustered at the centre of this image are six luminous spots of light, four of them forming a circle around a central pair. Appearances can be deceiving, however, as this formation is not composed of six individual galaxies, but only three: to be precise, a pair of galaxies and one distant quasar. CREDIT: ESA/Hubble & NASA, T. Treu; Acknowledgment: J. Schmidt

The galaxies and galaxy clusters that act like giant magnifying glasses are called gravitational lenses, and how they reshape distant objects is a function of how their mass is distributed and how they are aligned with the background system. These natural lenses were predicted by Albert Einstein, who theorized that in just the right circumstances, an object could be twisted into a ring.

In a newly released Hubble image, this kind of Einstein ring appears to be decorated with four gems. In the center are two massive galaxies whose combined gravity distorts a single background galaxy into a ring and four bright spots. Hundreds of Einstein rings have been discovered, but we here at Daily Space have labeled this the cutest Einstein Ring of all.

More Information

ESA image release

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