Dates
Characters
Theories and discoveries
1514
Nicolaus Copernicus
Writes about heliocentric theory but does not yet publish
1515
Leonardo Da Vinci
Progress in mechanics, aerodynamics and hydraulics
1537
Niccolo Tartaglia
Trajectory of a bullet
1551
Girolamo Cardano
Studies of falling bodies
1553
Giambattista Benedetti
Proposed equality of fall rates
1543
Nicolaus Copernicus
Heliocentric theory published
1546
Gerardus Mercator
Magnetic pole of Earth
1572
Tycho Brahe
Witnesses a supernova, this show that the heavens are not changeless
1574
Tycho Brahe
Observes that a comet is beyond the moon
1576
Tycho Brahe
Constructs a planetary observatory
1576
Thomas Digges
Illustration of an infinite universe surrounding a Copernican solar system
1577
Tycho Brahe
Observes that a comet passes through the orbits of other planets
1581
Galileo Galilei
Constancy of period of pendulum
1581
Robert Norman
Dip of compass shows that Earth is a magnet
1584
Giordano Bruno
Suggests that stars are suns with other Earth’s in orbit
1585
Giovanni Benedetti
Impetus theory is better than Aristotle’s physics
1585
Simon Stevin
Law of equilibrium
1586
Simon Stevin
Pressure in column of liquid
1586
Simon Stevin
Verification of equality of fall rates
1589
Galileo Galilei
Showed that objects fall at the same rate independent of mass
1592
Galileo Galilei
Suggests that physical laws of the heavens are the same as those on Earth
1592
Galileo Galilei
Primitive thermometer
1593
Johannes Kepler
Related planets to platonic solids
1596
David Fabricius
Observes a variable star, (Mira Ceta