The universe is enormous. By the time you finish reading this sentence, it will be even more enormous.
That’s because the universe is expanding—but not everything is expanding at the same rate. The farther away things are, the faster they’re moving away from us. For every megaparsec (around 3.3 million light-years) of distance from our vantage point, this rate of expansion increases by around 45 miles per second. This rate is known as “Hubble’s Constant,” named after the astronomer Edwin Hubble of ******* e telescope fame, who discovered it in 1929.
Now, astronomers from the University of To