21 terms

Branches of Astronomy

STUDY
PLAY
Astronomy
General study of celestial objects.
Astrobiology
Study of evolution of biological systems in the universe.
Astrophysics
Study of physics of the universe, including physical properties and behavior of the celestial objects.
Compact Objects
Sub-discipline of astrophysics dealing with white dwarfs and neutron stars and the affect on the environment.
Physical Cosmology
Sub-discipline of theoretical astrophysics dealing with the origin and evolution of the universe as a whole.
Galactic Astronomy
Sub-discipline of astronomy dealing with the study of our galaxy.
High Energy Astrophysics
Sub-discipline of astrophysics dealing with phenomena occurring at high energies in the universe, such as supernovae.
Interstellar Astrophysics
Sub-discipline of astrophysics dealing with the interstellar medium.
Extragalactic Astronomy
Sub-discipline of astronomy dealing with galaxies besides our own and their formation and evolution.
Stellar Astronomy
Sub-discipline of astronomy dealing with star formation.
Plasma Astrophysics
Sub-discipline of astrophysics dealing with plasma in outer space.
Relativistic Astrophysics
Sub-discipline of astrophysics dealing with both special and general relativity.
Solar Physics
Sub-discipline of astrophysics dealing with the Sun.
Planetary Science
Sub-discipline of astronomy dealing with planets and moons.
Exoplanetology
Sub-discipline of astronomy dealing with planets outside the Solar System.
Observational Astronomy
Collection of sub-disciplines of astronomy involving observing the universe via varying electromagnetic wavelengths. They are: radio, submilimetre, infrared, optical, ultraviolet, x-ray, gamma, cosmic ray, neutrino and gravitational wave astronomy, some more theoretical and some more observational than others.
Photometry
Study of how bright different celestial objects are through differing filters.
Spectroscopy
Study of the spectra of astronomical objects.
Astrometry
Study of position of objects in the sky and their changes in position.
Archaeoastronomy
Study of how people in the past and individual cultures have previously understood astronomy.
Astrochemistry
Branch of astronomy dealing with the chemical composition of celestial objects such as nebulae.