Outline of astronomy

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 atmosphere of Earth (such as the cosmic background radiation).

Nature of astronomy

Astronomy can be described as all the following:

Branches of astronomy

History of astronomy

Basic astronomical phenomena

Astronomical objects

Astronomical object

Solar System

Sun

Planets

Small Solar System bodies

Extrasolar planets

  • Extrasolar planet planet outside the Solar System. A total of 899 such planets (in 698 planetary systems, including 133 multiple planetary systems) have been identified as of 27 June 2013.

Stars and stellar objects

Stars

Variable stars

Supernovae

Black holes

Constellations

The 88 modern constellations

Constellation history

The 48 constellations listed by Ptolemy after 150 AD
The 41 additional constellations added in the 16th and 17th centuries
Obsolete constellations including Ptolemy's Argo Navis

Clusters and nebulae

Galaxies

Cosmology

Space exploration

See: Outline of space exploration

Organizations

Public sector space agencies

Space agencies

Africa
North Africa
Sub-Saharan
Americas
North America
South America
Asia
East Asia
Southeast Asia
South Asia
Southwest Asia
Central Asia
Europe
Oceania
  •  Commonwealth Scientific and Industrial Research Organisation
World

1 Preceded by the Soviet space program

Books and publications

Astronomers

See also

References

  1. "astrophysics". Merriam-Webster, Incorporated. Retrieved 2011-05-22.
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