Sentences with phrase «quickly after the big bang»

Not exact matches

Had the universe been slightly denser by one part in 1062, the expansion would have slowed and collapsed back on itself in a «big crunch» after 13.7 billion years (today's age of the universe according to the big bang theory).60 Had the universe been slightly less dense by one part in 1062, «the universe would have expanded «so quickly and become so sparse it would soon seem essentially empty, and gravity would not be strong enough by comparison to cause matter to collapse and form galaxies.61 The stretching explanation does not have this problem.