It took place less than a billion years after the Big Bang
Whirling "Collapsar" stars is the answer, whatever that means...
Two measurements of the Hubble constant disagree
It was the first molecule to form after the Big Bang
By comparison, the Sun is a spry youngster that's about 100,000 generations further down the family tree
The theory is that the universe did not begin with a singularity that went bang
The Physics of when, exactly, Star Wars takes place
New scientific theories change things we know all the time...