Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...
The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history. It ...
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He announced his finding in 1929. The ratio of distance to redshift was 170 kilometers/second per light year of distance, now called Hubble's constant. The numbers were not exactly right ...
Credit: Image credit: NASA, ESA, Matthias Stute , Margarita Karovska , Davide De Martin (ESA/Hubble), Mahdi Zamani ... than 1 million mph (1.6 million km/h) and become sculpted into spirals ...