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Our Lonely Future, 3 Trillion Years From Now - Universe Today
When astronomers look into the night sky, they see back into time. The light from the most distant galaxies has taken billions of years to reach us. Astronomers can measure that these galaxies are hurtling away from us, as part of the Universe’s expansion after the Big Bang. The more distant a galaxy is, the … Continue reading "Our Lonely Future, 3 Trillion Years From Now"