Hubble Pinpoints Distant Supernovae
Depicts: SN 1997ck
Copyright: Peter Garnavich, Harvard-Smithsonian Center for Astrophysics, the High-z Supernova Search Team, and NASA
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These Hubble Space Telescope images pinpoint three distant supernovae, which exploded and died billions of years ago. Scientists are using
these faraway light sources to estimate if the universe was expanding at a faster rate long ago and is now slowing down.
Last Update: 1 September 2019