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Johann Kepler etiketine sahip kayıtlar gösteriliyor. Tüm kayıtları göster

24 Haziran 2011 Cuma

Nicolaus Copernicus

Nicolaus Copernicus


Nicolaus Copernicus (1473 – 1543) was a great Astronomer and made a great revolution in astronomy. He was born in Thorn, Kingdom of Poland. Nicolaus Copernicus was the first person who disproved earth is not the center of Universe and also formulates a new concept in astronomy called “Heliocentric Cosmology”.

Copernican Revolution:
Nicolaus Copernicus introduced the new concept in the field of astronomy called “Heliocentric model” which explain the sun is the center of the universe and also he observed and demonstrated some motions of celestial objects without earth. Through this investigation, Copernicus proved the earth is not a center of the universe. It was considered as a first starting point of scientific revolution and development of modern astronomy. In 1543, before his death, he published a book called “On the Revolutions of the Celestial Spheres” which clearly described the scientific investigations about the center of the universe.
His works are often referred to as the “Copernican Revolution” in the history of science. Later, great astronomers Johann Kepler and Galilieo Galilee developed the Copernicus heliocentric model which made controversy and objections in the Catholic Church as well as it made a great revolution in astronomy.

Nicolaus Copernicus was also a Physician, Classical scholar, translator, mathematician, multilingual person, military diplomat, economist, jurist, and governor.


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13 Nisan 2011 Çarşamba

Johann Kepler

Johann Kepler



Johann Kepler (1571-1630) was a great German Astronomer and Mathematician. He found the Planet Mars is moving around the sun in an ellipse shape but not in a perfect circle. In the 17th century, he created a great scientific revolution in the field of Astronomy. His well-known theory called "Kepler's laws of planetary motion and Kepler conjecture".

His famous works are "Harmony of the world, The Sacred Mystery of the Cosmos, New Astronomy, On the New Star in Ophiuchus's Foot  and Epitome of Copernican Astronomy"