Astronomy and Space

1,435 topics in this forum

1. I Designed A Crewed Interstellar Spacecraft

   By alfa015, July 4, 2020
   • 5 replies
   • 469 views
   • 
   • Thoth101
   • August 11, 2020

2. Interview About New Proposed Interstellar Spacecraft

   By alfa015, August 7, 2020
   • 0 replies
   • 338 views
   • 
   • alfa015
   • August 7, 2020

3. Chasing Effect Between The Gravitational Field And The Object

   By TonyYuan2020, July 13, 2020   

   • gravitational field
   • 0 replies
   • 335 views
   • 
   • TonyYuan2020
   • July 13, 2020

4. Building A Supermassive Black Hole Dyson Sphere Continued 1 2

   By VictorMedvil, September 9, 2019
   • 32 replies
   • 2.4k views
   • 
   • VictorMedvil
   • July 4, 2020

5. "Star Wars" Program(S. D. I.)

   By VictorMedvil, July 2, 2020
   • 0 replies
   • 328 views
   • 
   • VictorMedvil
   • July 2, 2020

6. Isometric Expansion Of The Universe

   By petrushkagoogol, June 29, 2020
   • 0 replies
   • 183 views
   • 
   • petrushkagoogol
   • June 29, 2020

7. There Are Aliens Out There! 1 2

   By VictorMedvil, May 21, 2020
   • 22 replies
   • 1.3k views
   • 
   • Thoth101
   • June 21, 2020

8. Dark Matter Explained - How Do We Know It Exists?

   By ScienceAndUniverse, June 20, 2020   

   • Dark Matter
   • Explained
   • (and 1 more)

     Tagged with:

     • Dark Matter
     • Explained
     • How do we know
   • 0 replies
   • 339 views
   • 
   • ScienceAndUniverse
   • June 20, 2020

9. Dyson Sphere Construction Video

   By VictorMedvil, June 11, 2020
   • 1 reply
   • 340 views
   • 
   • Flummoxed
   • June 11, 2020

10. Netflix Secured 'space Force' Trademark Before U.s. Armed Forces

    By Thoth101, June 10, 2020
    • 0 replies
    • 346 views
    • 
    • Thoth101
    • June 10, 2020

11. New Nasa Citizen Science Project To Find Exoplanets

    By alfa015, May 6, 2020
    • 1 reply
    • 463 views
    • 
    • Thoth101
    • May 19, 2020

12. 'ufo' Videos Declassified By Us Navy

    By Thoth101, April 29, 2020
    • 3 replies
    • 579 views
    • 
    • Thoth101
    • April 30, 2020

13. Circular Orbits

    By petrushkagoogol, April 28, 2020
    • 0 replies
    • 180 views
    • 
    • petrushkagoogol
    • April 28, 2020

14. Why The Universe Is Dominated By Matter?

    By hazelm, April 18, 2020
    • 0 replies
    • 507 views
    • 
    • hazelm
    • April 18, 2020

15. Neutrinos Mass Changed By False Vacuum Collapse Recently

    By Timboo, April 14, 2020
    • 1 reply
    • 629 views
    • 
    • Timboo
    • April 17, 2020

16. Is My Arcturusdrive Useful In Outerspace?

    By Arcturus, April 7, 2020   

    • travel
    • drive
    • 11 replies
    • 603 views
    • 
    • Arcturus
    • April 8, 2020

17. Warp Field Structure And Warp Drive

    By Vmedvil, January 5, 2018
    • 11 replies
    • 2.2k views
    • 
    • VictorMedvil
    • April 8, 2020

18. The Beginnings Of A Terran Space-Faring Civilization

    By VictorMedvil, March 31, 2020
    • 2 replies
    • 444 views
    • 
    • VictorMedvil
    • April 2, 2020

19. Make Bioplastic At Home

    By jaypolkam, March 30, 2020
    • 0 replies
    • 348 views
    • 
    • jaypolkam
    • March 30, 2020

20. Building A Spaceship That Can Travel Out Of The Solar System 1 2 3 4

    By VictorMedvil, July 30, 2018
    • 61 replies
    • 5k views
    • 
    • VictorMedvil
    • March 29, 2020

21. April Asteroid

    By Timboo, March 28, 2020
    • 1 reply
    • 424 views
    • 
    • GAHD
    • March 28, 2020

22. Possible Proof Of The Great Filter

    By Vmedvil, October 20, 2017   

    • Aliens
    • Great Filter
    • (and 6 more)

      Tagged with:

      • Aliens
      • Great Filter
      • Femiparadox
      • UFO
      • Distress signal
      • Possible Hoax
      • Extinction
      • Survival
    • 10 replies
    • 3.4k views
    • 
    • VictorMedvil
    • March 25, 2020

23. Nuclear Reheat And Mars Terra-Formation

    By VictorMedvil, June 29, 2018   

    • Mars
    • Terraform
    • (and 2 more)

      Tagged with:

      • Mars
      • Terraform
      • Nuclear
      • Reheat
    • 2 replies
    • 2k views
    • 
    • VictorMedvil
    • March 20, 2020

24. Time Travel Suggestions 1 2

    By VictorMedvil, August 1, 2018
    • 18 replies
    • 2.9k views
    • 
    • VictorMedvil
    • March 18, 2020

25. Black Hole Warheads

    By VictorMedvil, July 2, 2019
    • 7 replies
    • 1.2k views
    • 
    • VictorMedvil
    • March 16, 2020