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Space: Astronomy and Astrophysics

Exploring the wonders of the universe.

6,041 topics in this forum

  1. Infinite Universe

    • 3 replies
    • 1,092 views
  2. Planet C sirius

    • 4 replies
    • 1,609 views
  3. Galaxies Don Mask of Stars

    • 23 replies
    • 2,765 views
  4. Black Hole Theory

    • 8 replies
    • 1,425 views
  5. Black Hole Feeding

    • 3 replies
    • 1,278 views
  6. Two Dust Disks Around Nearby Star

    • 1 reply
    • 920 views
  7. Multiple Beginnings for the Universe?

    • 0 replies
    • 1,332 views
  8. New Cosmic Defense Idea

    • 5 replies
    • 1,163 views
  9. How to Bake a Galaxy

    • 0 replies
    • 1,078 views
  10. BLACK HOLES

    • 1 reply
    • 1,002 views
  11. Milky Way's Sister Galaxy Shines in Portrait

    • 7 replies
    • 1,071 views
  12. Star Birth in the Extreme

    • 0 replies
    • 847 views
  13. Galaxy Cluster Most Distant from Earth Found

    • 0 replies
    • 836 views
  14. Hubble Sees Galaxy on Edge

    • 0 replies
    • 835 views
  15. A Tale of Two Nebulae

    • 0 replies
    • 937 views
  16. Black Holes locked in death dance?

    • 10 replies
    • 1,563 views
  17. Universe Re-Ionized After Big Bang

    • 0 replies
    • 837 views
  18. Cosmic Hairbreadth

    • 3 replies
    • 1,253 views
  19. "Five-Star" Rated Gravitational Lens

    • 1 reply
    • 1,206 views
    • 0 replies
    • 785 views
  20. Have heard about BLACK HOLES?

    • 7 replies
    • 1,681 views
  21. Happy 16th Hubble!

    • 2 replies
    • 1,094 views
  22. Planetary Nebulas Fast Winds from Dying Stars

    • 0 replies
    • 1,084 views
  23. Physics in Universe's Youth

    • 0 replies
    • 909 views
  24. Universe 'child of previous one'

    • 3 replies
    • 1,461 views
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