The Runaway Universe |
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activity alien appear arrangement astronomers atomic nucleus atoms become behaviour big bang billion billion billion years ago biological black hole centre cluster collapse communities constellation core cosmic cosmological cosmos Courtesy creation density detect distance dwarf Earth effect electrons emitted energy entropy equilibrium event horizon eventually example existence expansion extraterrestrial fate force galactic galaxy gravity happens heat helium human hundred hydrogen idea intelligent interstellar law of thermodynamics luminous machines mass material matter Milky molecules motion nebula neutrinos neutron star nuclear nucleus objects Observatory Plate observer occur orbit organization particles perhaps physicists planet plasma possible present primeval fireball principle produced protons quantities quantum radiation radio random recontraction red giant region rotating Schwarzschild radius scientists second law singularity solar system space space-time spacecraft spin structure supernova surface Tauri stars telescopes temperature theory theory of relativity thousand tion UK Schmidt Telescope universe white dwarf