Midway

6 900 million years – 6.9 kilometres

Half of the entire history of the universe is now behind us. (Hanne Martelius)

The age of the Universe is half of its present age. 216 300 000 000 000 000 seconds have passed since the Big Bang. Light travels around 65 000 000 000 000 000 000 000 kilometers during this time.

Image: Half of the history of the universe is now behind. Hanne Martelius