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observable universe
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Examine the observable universe's place within the whole universe
Discover the difference between the observable universe and the whole universe
first image from James Webb Space Telescope: galaxy cluster SMACS 0723 Wilkinson Microwave Anisotropy Probe
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Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
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Videos

Examine the observable universe's place within the whole universe
Learn about defining and measuring the observable universe within the “whole” universe.
Video: © MinutePhysics (A Britannica Publishing Partner)
Discover the difference between the observable universe and the whole universe
Learn about the distinction between the observable universe and the whole universe.
Video: © MinutePhysics (A Britannica Publishing Partner)

Images

first image from James Webb Space Telescope: galaxy cluster SMACS 0723
The first image from NASA's James Webb Space Telescope, the deepest and sharpest...
NASA, ESA, CSA, and STScI
Wilkinson Microwave Anisotropy Probe
A full-sky map produced by the Wilkinson Microwave Anisotropy Probe (WMAP) showing...
NASA/WMAP Science Team
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