Astronomy and Space

1,416 topics in this forum

1. Starlight Where Are You

   By malform11, August 25, 2020
   • 4 replies
   • 396 views
   • 
   • spartan45
   • October 19, 2020

2. Gallium/Mercury Planet

   By Anchovyforestbane, October 19, 2020   

   • astrobiology
   • organometallic chemistry
   • 0 replies
   • 88 views
   • 
   • Anchovyforestbane
   • October 19, 2020

3. Hypothetical "Spaceless" Universe

   By Anchovyforestbane, October 17, 2020   

   • astrophysics
   • astrobiology
   • 0 replies
   • 112 views
   • 
   • Anchovyforestbane
   • October 17, 2020

4. What it takes to move the moon.

   By DoesntMatter, September 30, 2020
   • 3 replies
   • 268 views
   • 
   • montgomery
   • October 10, 2020

5. Big Bang. 1 2

   By Orion, July 20, 2020
   • 27 replies
   • 853 views
   • 
   • Thoth101
   • September 7, 2020

6. I Designed A Crewed Interstellar Spacecraft

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

7. Interview About New Proposed Interstellar Spacecraft

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

8. Chasing Effect Between The Gravitational Field And The Object

   By TonyYuan2020, July 13, 2020   

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

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

   By VictorMedvil, September 9, 2019
   • 32 replies
   • 2.2k views
   • 
   • VictorMedvil
   • July 4, 2020

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

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

11. Isometric Expansion Of The Universe

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

12. There Are Aliens Out There! 1 2

    By VictorMedvil, May 21, 2020
    • 22 replies
    • 1.1k views
    • 
    • Thoth101
    • June 21, 2020

13. 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
    • 292 views
    • 
    • ScienceAndUniverse
    • June 20, 2020

14. Dyson Sphere Construction Video

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

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

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

16. New Nasa Citizen Science Project To Find Exoplanets

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

17. 'ufo' Videos Declassified By Us Navy

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

18. Circular Orbits

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

19. Why The Universe Is Dominated By Matter?

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

20. Neutrinos Mass Changed By False Vacuum Collapse Recently

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

21. Is My Arcturusdrive Useful In Outerspace?

    By Arcturus, April 7, 2020   

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

22. Warp Field Structure And Warp Drive

    By Vmedvil, January 5, 2018
    • 11 replies
    • 2k views
    • 
    • VictorMedvil
    • April 8, 2020

23. The Beginnings Of A Terran Space-Faring Civilization

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

24. Make Bioplastic At Home

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

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

    By VictorMedvil, July 30, 2018
    • 61 replies
    • 4.6k views
    • 
    • VictorMedvil
    • March 29, 2020