| Timeline for 1504 |
1498 • 1500 • 1502 • 1503 • 1505 • 1506 • 1507 • 1509 |
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In 1504, the comet later discovered by the astronomer Theodore Clancy was seen in the skies above Earth. It returned every one hundred fifty-seven years. (AUDIO: The Ghosts of N-Space)