BY LETTER
Copernicus, Nicolaus
History > -7000 to 30 AT: Pre-Spaceflight Old Earth
History > -7000 to 30 AT: Pre-Spaceflight Old Earth > 7000 BT to 270 BT: The Agricultural Age
Science > Astronomy
Culture and Society > Personalities > Famous and Historical Non-ascended Sophonts
History > -7000 to 30 AT: Pre-Spaceflight Old Earth > Iron Age
Old Earth amateur Polish astronomer who developed the Copernican system, a model of the solar system in which all the planets orbit the Sun, thus overturning the earlier Ptolemaic System. His seminal work was De Revolutionibus Orbium Coelestium ("On the Revolutions of the Celestial Orb"), published in 430 BT (1543 AD).History > -7000 to 30 AT: Pre-Spaceflight Old Earth > 7000 BT to 270 BT: The Agricultural Age
Science > Astronomy
Culture and Society > Personalities > Famous and Historical Non-ascended Sophonts
History > -7000 to 30 AT: Pre-Spaceflight Old Earth > Iron Age
Appears in Topics
| -7000 to 30 AT: Pre-Spaceflight Old Earth | 7000 BT to 270 BT: The Agricultural Age | Astronomy |
| Famous and Historical Non-ascended Sophonts | Iron Age |
Development Notes
Text by M. Alan Kazlev
Initially published on 24 September 2001.
Initially published on 24 September 2001.
