SR-15-Tycho - Tycho Brahe and observational astronomy Tycho...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Tycho Brahe and observational astronomy Tycho Brahe (1546–1601, Danish): greatest pre-telescopic observational astronomer. Studied Ptolemy’s Almagest ; also astrology and alchemy. 1572 — Spotted a new star ( nova ), showed by measuring its parallax that it must be far above the Moon, thus contradicting Aristotle’s doctrine of that the Heavens are eternal and unchanging. 1576 — Danish king granted the island of Hven to Tycho as site for a new observatory: Uraniborg . There Tycho and his assistants made accurate and systematic observations of the positions of the stars and planets. 1577 — Tycho showed that the path of a comet crossed the orbits of the
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/03/2011 for the course HISTORY 322D taught by Professor Hunt during the Fall '11 term at University of Texas.

Ask a homework question - tutors are online