We don't. It's usually within a range. My illustrated book shows the timeline with more context and detail. Note that the events are provided on a timeline with some uncertainty (e.g., ± 1 million years):
https://impacts.to/downloads/lowres/impacts.pdf
Btw your book is AMAZING!
We don't. It's usually within a range. My illustrated book shows the timeline with more context and detail. Note that the events are provided on a timeline with some uncertainty (e.g., ± 1 million years):
https://impacts.to/downloads/lowres/impacts.pdf