Astronomers Device a New Way to Measure Cosmic Expansion with Lensed Supernovae

March 02, 2026 Universe Today

Astronomers Device a New Way to Measure Cosmic Expansion with Lensed Supernovae
By Matthew Williams (https://ift.tt/kWqMIJD)

A high-resolution image taken with the LBT in Arizona shows two galaxies in yellow-red. Surrounding them are five images of the same supernova caused by gravitational lensing. Credit & ©: SN Winny

Researchers in Munich have used the Large Binocular Telescope in Arizona to capture five images of one and the same supernova in a single picture. The gravity of two foreground galaxies has deflected the light from a supernova far in the background along different paths to Earth.

March 3, 2026 at 04:51AM
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