an explosive expansion began, ballooning our universe outwards faster than the speed of light. This was a period of cosmic inflation that lasted mere fractions of a second — about 10^-32 of a ...

Hubble had already used this knowledge in his 1924 discovery that the Andromeda nebula, containing a variable star, was more than 900,000 light ... away faster. In other words, the universe ...

Cosmic inflation is a faster-than-light expansion of the universe that spawned many others. Inflation was invented to explain a couple of features of the universe that are really hard to explain ...