Mapping the Early Universe with NASA's Webb TelescopeWritten by Copernical Team
Baltimore MD (SPX) Jun 25, 2020
Astronomers and engineers have designed telescopes, in part, to be "time travelers." The farther away an object is, the longer its light takes to reach Earth. Peering back in time is one reason why NASA's upcoming James Webb Space Telescope specializes in collecting infrared light: These longer wavelengths, which were initially emitted by stars and galaxies as ultraviolet light more than 13 bill
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