Early Thinkers- Will Peiffer Jason Listmeier

Nicholas Copernicus

Feb 19, 1473

Formulated heliocentric model of the universe.

Tycho Brahe

Dec 14, 1546

Found a super nova (SN 1572)

Galileo Galilie

Feb 16, 1564

Improvment of the telescope and astronomical observation and support for copernianum.

Johannes Kepler

Dec 27, 1571

Known for laws of planetary motion.

Giovsnni Csssini

Jun 8, 1625

Discovered four satellites of the planet Saturn.

Sir Isaac Newton

Jan 4, 1643

Explained how the universe functions through mathematics.

Edmond Haley

Nov 8, 1656

Computing the orbit of Haley's Comit.

Charles Messier

Jun 26, 1730

Published an astronomical category catalog consuting of a nebulae and a star cluster.

William Herschel

Nov 15, 1730

He discovered Uranus.

Anne Jump Cannon

Dec 11, 1863

Obtained and classified spectra for more than 225,000 stars.

Albert Einstein

Mar 14, 1879

Developed the Quantom Theory.

Edwin Hubble

Nov 20, 1889

Invented the Hubble Space Telescope.

Frank Drake

May 28, 1930

He founded the first SETI.

Carl Sagan

Nov 9, 1931

Discovery of the high surface tempuratures.

Stephen Hawking

Jan 8, 1942

Discovered the two moons of Saturn.