Clue: 365 billion days, astronomically
We have 1 possible answer for the clue 365 billion days, astronomically which appears 3 times in our database.
Possible Answers:
Related Clues:
- 1,000,000,000 years
- One billion years, in geologic time
- Waiting period, it sometimes seems
- Division of geological time
- Long geological period
- An age
- It keeps going and going ...
- Many many years
- A million millennia
- Untold millennia
- The Phanerozoic, e.g.
- See 41 Down
- Era after era
- It's split into eras
- Quite a long time