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Hipparchus was best known for many things. One of them, he invented trigonometry.
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Who made the first catalog of stars?
The first catalog of stars is credited to the Greek astronomer Hipparchus, who compiled his observations in the 2nd century BCE. Hipparchus cataloged around 850 stars and classified them based on their brightness.
Who invented a astrolabe?
The astrolabe was invented by the ancient Greeks, specifically by Hipparchus in the 2nd century BCE.
Why was hipparcus discoveries important?
Hipparchus' discoveries in astronomy were important because he developed the first systematic model of the motion of the Sun and Moon, and compiled one of the earliest known star catalogs with over 850 stars. His work laid the foundation for future astronomers and greatly contributed to the understanding of celestial movements.
When was Equuleus discovered?
It is first mentionned in writing by Ptolemy in the second century AD, however some believe that it was actually named by Hipparchus approx 120BC. It is unlikely that whoever discovered it when will ever be known
Orville and Wilbur Wright are best known in what field?
Orville and Wilbur Wright are best known for their pioneering work in aviation. They successfully built and flew the first powered, sustained, and controlled airplane in 1903.
