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The Hubble tuning fork diagram represents an evolutionary diagram of galaxies from elliptical to spiral.
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Q10: The standard model of particle physics is
Q13: The most distant galaxies visible to us
Q14: General relativity predicts that pairs of objects
Q17: What is the "rubber sheet" analogy for
Q56: Dust in galaxies does not count as
Q73: A neutron star contains a mass of
Q78: If you measure the average brightness and
Q83: Explain how Newtonian physics is an approximation