Hubble Spots Cepheid Variable Stars in Nearby Galaxy (IMAGE)

NASA/Goddard Space Flight Center

Hubble Spots Cepheid Variable Stars in Nearby Galaxy

Caption

This Hubble Space Telescope image shows one of the galaxies in the survey to refine the measurement for how fast the universe expands with time, called the Hubble constant.

Credit

NASA, ESA, and A. Riess (STScI/JHU)

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