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The Northern Hemisphere page from Johann Bayer's 1661 edition of Uranometria - the first atlas to have star charts covering the entire celestial sphere Southern Hemisphere. The history of astronomy focuses on the contributions civilizations have made to further their understanding of the universe beyond earth's atmosphere. [1]
The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...
The Hubble Space Telescope, the first large optical telescope in orbit, is launched using the Space Shuttle, but astronomers soon discovered that it is crippled by a problem with its mirror. A complex repair mission in 1993 allows the telescope to start producing spectacular images of distant stars, nebulae, and galaxies.
First sound recording of another world (Venus). USSR Venera 13: 10 June 1982 First spacecraft to conduct a deep survey of Earth's magnetic tail. USA (NASA) ISEE-3/ICE [35] 19 August 1982: First mixed gender crew aboard space station, and first woman, Svetlana Savitskaya, on space station. USSR Salyut 7: 1982 First plants grown in space ...
1995 – The first planet around a Sun-like star is discovered, in orbit around the star 51 Pegasi. [99] 1996 – The first Hubble Deep Field is released, providing a clear view of very distant galaxies when the universe was around one-third of its present age.
700 BC: Pell's equations are first studied by Baudhayana in India, the first diophantine equations known to be studied. [19] 700 BC: Grammar is first studied in India (note that Sanskrit Vyākaraṇa predates Pāṇini). [20] 600 BC: Thales of Miletus is credited with proving Thales's theorem. [21] [22] [23]
c. 560 BCE – Anaximander is arguably the first to conceive a mechanical model of the world, although highly inaccurate: a cylindrical Earth [11] floats freely in space surrounded by three concentric wheels turning at different distances: the closest for the stars and planets, the second for the Moon and the farthest for the Sun, all conceived ...
5th century BC – Democritus proposes that the bright band in the night sky known as the Milky Way might consist of stars. 4th century BC – Aristotle believes the Milky Way to be caused by "the ignition of the fiery exhalation of some stars which were large, numerous and close together" and that the "ignition takes place in the upper part of the atmosphere, in the region of the world which ...