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fate-of-universe × 26universe × 10
cosmology × 10
expansion × 9
observable-universe × 5
gravity × 4
dark-energy × 3
astrophysics × 2
general-relativity × 2
redshift × 2
galaxy-cluster × 2
galaxy × 1
distances × 1
space-time × 1
gravitational-waves × 1
stellar-evolution × 1
terminology × 1
galactic-dynamics × 1
hubble-constant × 1
modeling × 1
theories × 1
