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Issac Newton
Isaac Newton formulated the laws of gravity and mechanics. He applied it to our planetary system. -
William Herschel
Discovered Uranus, made hypothesis that nebulae are composed of stars and theory of stellar evolution -
Pierre-Simon Laplace
He made crucial contributions in the arena of planetary motion by applying Sir Isaac Newton’s theory of gravitation to the entire solar system. He also furthered the subjects of probability and statistics significantly. -
Percival Lowell
Discovered canals and oasis on Mars -
Heniretta Leavitt
Devised a north-polar system to determine a star's magnitude -
Willem De Sitter
Researched on planet Jupiter, proposed theory of dark matter and came up with the concept of the de Sitter space and de Sitter universe, a solution for where there is no matter. -
Albert Einstien
Showed that time does not pass at the same speed everywhere and predicted existence of black holes. -
Harlow Shapley
Deduced that the Sun lies near the central plane of the Galaxy, found pulsating stars. -
Edwin Hubble
Suggested that our galaxy is one of billions and that the universe is expanding. -
George Lemaitre
He was the person to propose the theory of the expansion of the universe. -
Fred Hoyle
British Astronomer who was known for his contribution to the theory of stellar nucleosynthesis. He also made the phrase 'Big Bang'. -
Arno Penzias and Robert Wilson
Discovered a cosmic microwave background radiation.