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Milky Way.
Spiral galaxy containing our solar system. An estimated two hundred billion stars or more, it is seen from Earth as an irregular band of hazy light across the night sky.
Spiral galaxy containing our solar system. An estimated two hundred billion stars or more, it is seen from Earth as an irregular band of hazy light across the night sky.
Its measures about 100,000 light-years in diameter and is the second largest galaxy, after the Andromeda Galaxy, in the cluster known as the Local Group.
*( Andromeda Galaxy: A constellation in the Northern Hemisphere, contains a spiral-shaped galaxy that, at a distance of 2.2 million light-years, is the farthest celestial object visible to the naked eye.)
Milky Way in Culture.
The Milky Way is also the swath of light in the night sky produced by the other stars in the galaxy.
Cosmos
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The universe especially when it is understood as an ordered system. An orderly harmonious systematic universe — compare chaos, order, harmony.
Cosmology
Cosmology
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- The philosophical study of the origin and nature of the universe.
- The branch of astronomy concerned with the evolution and structure of the universe.
- A particular account of the origin or structure of the universe: Ptolemaic cosmology.
- A specific theory or model of the origin and evolution of the universe.
*Ptolemaic: conception of the universe.
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