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Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest include planets, moons, stars, nebulae, galaxies, meteoroids, asteroids, and comets.
- Nebulae
True color image of the Trifid Nebula, showing complex gas...
- Microwave Background Radiation
The cosmic microwave background (CMB or CMBR) is microwave...
- Chronology of The Universe
Astronomy portal; The chronology of the universe describes...
- Astronomy
Astronomy is a natural science that studies celestial...
- Babylonians
Babylonian astronomy was the study or recording of celestial...
- Outline of Space Science
A laser-guided observation of the Milky Way Galaxy at the...
- Outline
Astronomy – studies the universe beyond Earth, including its...
- Nebulae
Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, cosmological, calendrical, and astrological beliefs and practices of prehistory: vestiges of these are still found in astrology, a discipline long interwoven with public and governmental astronomy.
Astronomy is the scientific study of celestial bodies. Stars, galaxies, planets, moons, asteroids, comets and nebulae are studied, as are supernovae explosions, gamma ray bursts, and cosmic microwave background radiation. Astronomy includes the development, physics, chemistry, meteorology and movement of celestial bodies.
Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest include planets, moons, stars, nebulae, galaxies, meteoroids, asteroids, and comets.
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 ).
4 days ago · Learn about astronomy, the science of studying extraterrestrial objects and phenomena, from Britannica. Explore the history, methods, and achievements of astronomy, as well as its related fields of astrophysics and cosmology.
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.
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