Everything We Know About The European Telescope Creating A 3D Map Of The Entire Galaxy - News Azi

Gaia gathers data about the composition of far-off stars using a technique called spectroscopy, with its instrument called the Radial Velocity Spectrometer (via ESA). Spectroscopy works by breaking down light into different wavelengths

Gaia gathers data about the composition of far-off stars using a technique called spectroscopy, with its instrument called the Radial Velocity Spectrometer (via ESA). Spectroscopy works by breaking d… [+1605 chars]

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