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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 ...
IfA: either Institute for Astronomy (Hawaii) or Institute for Astronomy, School of Physics and Astronomy, University of Edinburgh, Scotland IFN – ( celestial object ) integrated flux nebulae, dust and gas outside the plane of the Milky Way, which are thus illuminated by the entire galaxy as opposed to a nearby star or stars
This is a compilation of symbols commonly used in astronomy, particularly professional astronomy. Age (stellar) τ - age; ... additional terms may apply.
[3] [4] [5] Based on strict dictionary definitions, "astronomy" refers to "the study of objects and matter outside the Earth's atmosphere and of their physical and chemical properties", [6] while "astrophysics" refers to the branch of astronomy dealing with "the behavior, physical properties, and dynamic processes of celestial objects and ...
Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. ... A Glossary of Astronomical Terms; Introduction to ...
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 physics is a list of definitions of terms and concepts relevant to physics, ... Glossary of astronomy, Glossary of areas of mathematics, ...
Glossary of astronomy; B. Glossary of biology; C. Glossary of chemical formulae; ... Glossary of geography terms (A–M) Glossary of geography terms (N–Z)