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  1. Há 4 dias · Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Since the late 19th century, astronomy has expanded to include astrophysics, the application of physical and chemical knowledge to an understanding of the nature of celestial objects.

  2. en.wikipedia.org › wiki › AstronomyAstronomy - Wikipedia

    Há 5 dias · Significant advances in astronomy came about with the introduction of new technology, including the spectroscope and photography. Joseph von Fraunhofer discovered about 600 bands in the spectrum of the Sun in 1814–15, which, in 1859, Gustav Kirchhoff ascribed to the presence of different elements.

  3. Há 2 dias · Since 2020. Notes. See also. References. External links. Timeline of space exploration. This is a timeline of space exploration which includes notable achievements, first accomplishments and milestones in humanity's exploration of outer space .

  4. Há 5 dias · Since its founding in 1958, NASA has pushed the boundaries of scientific and technical limits to explore the unknown for all the citizens of our planet. Discover the history of our human spaceflight, science, technology, and aeronautics programs. Popular Topics. More Topics in NASA History. Apollo 11.

  5. 17 de mai. de 2024 · Edwin Hubble, American astronomer who played a crucial role in establishing the field of extragalactic astronomy and is generally regarded as the leading observational cosmologist of the 20th century. Learn more about Hubble and his work, including his notable research and discoveries.

  6. Há 1 dia · Timeline of discovery of Solar System planets and their moons - Wikipedia. Contents. hide. (Top) Key info. Prehistorically discovered. 17th century. 18th century. 19th century. 20th century. 1901–1950. 1951–2000. 21st century. 2000s. 2010s. 2020s. See also. References. External links. Timeline of discovery of Solar System planets and their moons.