Reference Entry

astrophysics

Edited by Ian Ridpath

in A Dictionary of Astronomy

Third edition


Published online February 2018 | e-ISBN: 9780191851193

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  • Astronomy and Astrophysics
  • Astronomical Instrumentation, Methods, and Techniques
  • Galaxies

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The study of the physical nature of the Universe and the objects in it, notably stars, galaxies, and the composition of the space between them. Astrophysics originated in the application of spectroscopy to the study of starlight in the nineteenth century. It complements the traditional branches of astronomy, ...

Reference Entry.  285 words. 

Subjects: Astronomy and Astrophysics ; Astronomical Instrumentation, Methods, and Techniques ; Galaxies

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