How does gravitational lensing work? | Science News

Описание: The gravity of a galaxy cluster warps spacetime (grid) and creates a lens that redirects light from a more distant galaxy (upper left). Some of the light rays bend toward Earth (orange). Multiple images of the galaxy might appear as the light traverses several paths through the cluster.

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Animation: NASA, ESA, and G. Bacon and F. Summers (STScI)

Production: Helen Thompson