YEAR 
BOOK 
SUBJECT 
CONTRIBUTION 
1596 
Mysterium
Cosmographicum 
Use of the 5 perfect solids
to explain the solar system. 
Illustrates 'old' side of Kepler.
Since
this idea failed it laid groundwork
for
his New Astronomy. 
1602 
De fundamentia
Astrologise Certioribus 
Astrology 
Shows Kepler's views on astrology.
He appears to accept judicial but
not
personal astrology. 
1604 
Astronomiae pars
Optica 
Optics 
Presents a new theory of vision
and an
approximation to the laws of refraction. 
1609 
Astronomia Nova 
Solar System;
physical astronomy 
Kepler's first law, the planetary
orbit of
Mars is an ellipse, and second
law, the radius
vector sweeps out equal areas in
equal times.
Introduced idea of 'force' into
solar system. 
1611 
Dioptrice 
Theory of Telescope 
Theory of lenses and refraction. 
1615 
Nove Stereometric
Doliorum 
Mathematics 
Approached the Concepts of infinitesimal
calculus. 
1619 
Harmonice Mundi 
Harmony of the World 
Shows Kepler's harmonic thought.
Kepler's
third law 
1621 
Epitome Astronomiae
Copernicanae 
Physical Astronomy 
Extended Kepler's three laws to
the entire
solar system. 
1627 
Rudolphine Tables 
Astronomy 
Provided most accurate astronomical
tables
available. Showed superiority
of the Keplerian system based on Tycho's data. Vehicle of
acceptance of the New Astronomy. 



