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A spiral galaxy with two distinct arms forming a backwards "S" shape is in the foreground, against a background of many other much smaller, more distant galaxies. In the right lower corner, a gravitational lens can be seen, with a large, distinctive arc to the upper left.

NASA’s Hubble Marks Way for Roman Space Telescope

A sinuous spiral galaxy (center) appears in the same field of view as a vivid gravitational lens (right corner) in this Hubble image.

Image Credit: NASA, ESA, and X. Huang (University of San Francisco); Processing: Gladys Kober (NASA/Catholic University of America)

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