billions and billions astronomer | Crossword Clue

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Here are the possible solutions for billions and billions astronomer clue

Answer

Clue

Relevancy

sagan

Clue

"Billions and billions" astronomer

Carl who said "billions and billions . . ."

"Billions and Billions" author Carl

"Billions & Billions" author Carl

"Billions & Billions" author

eons

Clue

Billions and billions of years

Definition

EON, a long period of time, also AEON

many

Clue

Billions and billions

Definition

a great number

tons

Clue

Billions and billions

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