Question

how old is universe​

Answer 1

13.8 billion years

Our universe is 13.8 billion years old, a timescale much longer than the more relatable spans of hundreds or thousands of years that impact our lived experiences. So how do astronomers arrive at such an enormous number?Jan 10, 2018

Answer 2

Explanation:

hi

13.8 billion years

Our universe is 13.8 billion years old, a timescale much longer than the more relatable spans of hundreds or thousands of years that impact our lived experiences.