Galileo
The surprising thing to me is how MANY extra-solar planets have been discovered. Considering the limitations of the Kepler Space Telescope's design, this indicates that there may be planets around a majority of the stars.
42.068
17th century astronomer Johannes Kepler discovered the elliptical shape of the planets' orbits around the Sun, which he described in his first law of planetary motion. Newton later explained this in his law of universal gravitation.
Johannes Kepler discovered that planet orbits were elliptical and not circular.
Yes. As of August 2015 scientists have discovered nearly 2,000 planets orbiting other stars.
Copernicus
Nicolas Copernicus
around the sun, not the earth.
galileo galilei
NINE!!
Nicolaus Copernicus discovered why planets stay in orbit when he found that the planets revolve around the sun. He is credited with starting the Scientific Revolution through this discovery.
The surprising thing to me is how MANY extra-solar planets have been discovered. Considering the limitations of the Kepler Space Telescope's design, this indicates that there may be planets around a majority of the stars.
actually no one invented them but they were discovered in in Holland around 1590 by Hans and Zacharias Jansen.
Elliptical
He discovered that the planets revolved around the sun instead of the planets & the sun revolving around Earth.
He discovered that the Earth and all of the planets revolve around the Sun.
copernicus