Outer Space

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Across
  1. 3. Peculiar vampire star that keeps itself looking bright and young by sucking energy from a larger red giant (2 7)
  2. 5. Beautiful color-contrast double star nicknamed the jewel of the swan at the head of Cygnus (7)
  3. 8. Binary heartbeat star whose gravitational pull generates waves powerful enough to disintegrate Earth (5)
  4. 10. Amazing supergiant that created a stunning light echo halo after a rapid expansion eruption (4 11) - Mix of letters and numbers
  5. 11. Star with a unique rose-shaped orbit around the massive black hole Sagittarius A (2) - Mix of letters and numbers
  6. 12. Heart of the lion in the Leo constellation that spins so fast its shape is completely egg-shaped (7)
  7. 13. Giant pumpkin star formed when two binary stars merged together to create a fast-spinning flattened shape (3-2) - Mix of letters and numbers
Down
  1. 1. Blue hypergiant in the galactic center region that gets its name from the nebula it illuminates (6 4)
  2. 2. Hypervelocity star on the run that was ejected by the black hole at the center of the Milky Way (2 4) - Mix of letters and numbers
  3. 4. Theoretical hundredth star of the video that some scientists believe is a hidden companion to our Sun (7)
  4. 6. Small red dwarf holding the title for the fastest-moving star in your night sky (7 4)
  5. 7. Blue giant known as the farthest star ever discovered at 28 billion light-years away (8)
  6. 9. Colossal red supergiant so massive it would reach all the way to Saturn if placed in our solar system (10 3) - Mix of letters and numbers