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UGC 9391

UGC 9391


Date: 02 June 2016
Satellite: Hubble Space Telescope
Depicts: UGC 9391
Copyright: NASA, ESA, and L. Frattare (STScI)

Cepheid variable stars in this spiral galaxy, known as UGC 9391, and a Type Ia supernova (not visible in this image) were used by a team of astronomers to calculate the expansion rate of the modern Universe.

Last Update: 1 September 2019
22-Jan-2022 15:50 UT

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https://sci.esa.int/s/w5e7M9w

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