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Billion years, in astronomy Crossword Clue
Here is the answer for the crossword clue Billion years, in astronomy last seen in Newsday puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 3 letters. We think the likely answer to this clue is EON.
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Crossword Answer For Billion years, in astronomy:
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40 Potential Answers:
| Rank | Answer | Length | Source | Date |
|---|---|---|---|---|
| 98% | EON Billion years, in astronomy | (3) | Newsday | Sep 1, 2017 |
| 84% | AEON A billion years, in astronomy (Var.) | (4) | ||
| 7% | EONS Billion-year time periods | (4) | ||
| 6% | AIRE Suffix with "billion" or "million" | (4) | ||
| 6% | SCIENCE Astronomy or epidemiology, e.g. | (7) | USA Today | Aug 9, 2026 |
| 6% | URSA Major in astronomy? | (4) | The Atlantic | Aug 2, 2026 |
| 5% | ANNO Year in Italy | (4) | New York Times | Nov 4, 2026 |
| 5% | TET Vietnamese New Year | (3) | New York Times | Nov 3, 2026 |
| 5% | RULER Tsar possibly losing billions in run on his currency | (5) | The Times Cryptic | Nov 2, 2026 |
| 5% | ANNI Caesar's years | (4) | New York Times | Nov 1, 2026 |
Last appeared together with the following clues in Newsday puzzle
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Your Crossword Clues FAQ Guide
In astronomy, a billion years is referred to as an "eon." Eons are vast expanses of time used to categorize the history of the universe. Understanding this term can help you navigate clues related to astronomical time scales in crossword puzzles.