Gravitationally Lensed Supernova Could Reveal How Fast The Universe Is Expanding


Astronomers have, for the first time, detected a gravitationally lensed type 1a supernova — objects that always explode with the same brightness, and are thus one of the “standard candles” used to gauge distance in the cosmos. The lensed images of this supernova, seen as it existed over 4.3 billion years ago, could help scientists accurately…


Gravitationally Lensed Supernova Could Reveal How Fast The Universe Is Expanding
Gravitationally Lensed Supernova Could Reveal How Fast The Universe Is Expanding

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