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Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. ... For example, is the Solar System normal or atypical? [130]
Lists of galaxies. List of galaxies; List of largest galaxies; List of galaxies with richest globular cluster systems; List of nearest galaxies; List of galaxies named after people
Examples of astronomical objects include planetary systems, star clusters, nebulae, and galaxies, while asteroids, moons, planets, and stars are astronomical bodies. A comet may be identified as both a body and an object: It is a body when referring to the frozen nucleus of ice and dust, and an object when describing the entire comet with its ...
The oldest form of astronomy, optical or visible-light astronomy, observes wavelengths of light from approximately 400 to 700 nm. [149] Positioning an optical telescope in space eliminates the distortions and limitations that hamper that ground-based optical telescopes (see Astronomical seeing ), providing higher resolution images.
Taeduk Radio Astronomy Observatory (TRAO) Daejeon, Republic of Korea 86–115 GHz TRAO was established in October 1986 with the 13.7 meter Radio Telescope. It opened the new era of the millimeter-wave radio astronomy in Korea as one of the main facilities of Korea Astronomy and Space science Institute [24] (KASI). It is operated by Radio ...
Astronomy Centre: 1982 Todmorden, England Astronomy Tower of the Sorbonne: 1885–1909 (only for amateur use since 1980) Paris, France Astrophysical Institute Potsdam: 1992 Potsdam, Germany Atacama Pathfinder Experiment (APEX) 2003 Llano de Chajnantor Observatory, Chile Australia Telescope Compact Array: 1988 Narrabri, Australia
The following outline is provided as an overview of and topical guide to astronomy: Astronomy – studies the universe beyond Earth, including its formation and development , and the evolution, physics , chemistry , meteorology , and motion of celestial objects (such as galaxies , planets , etc.) and phenomena that originate outside the ...
This glossary of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is concerned with the study of celestial objects and phenomena that originate outside the atmosphere of Earth. The field of astronomy features an extensive vocabulary and a ...