Astronomy and Space

1,486 topics in this forum

1. How Can The Universe Expand Faster Than Light?

   By ScienceAndUniverse, June 20, 2020   

   • expansion of universe
   • faster than light
   • (and 1 more)

     Tagged with:

     • expansion of universe
     • faster than light
     • speed of light
   • 3 replies
   • 1.4k views
   • 
   • Josmellon
   • October 30, 2020

2. Black Holes Explained - 5 Ways To Know They Exist

   By ScienceAndUniverse, June 21, 2020   

   • black hole
   • black hole explained
   • (and 1 more)

     Tagged with:

     • black hole
     • black hole explained
     • how do we know
   • 9 replies
   • 1.7k views
   • 
   • Josmellon
   • October 30, 2020

3. Universal Perpetual Machine

   By petrushkagoogol, October 8, 2020
   • 5 replies
   • 1.1k views
   • 
   • Josmellon
   • October 30, 2020

4. Interesting facts you should know before you die

   By Josmellon, October 30, 2020
   • 0 replies
   • 608 views
   • 
   • Josmellon
   • October 30, 2020

5. #4 SIRIUS_ from Dr Steven Greer - Original Full-Length Documentary Film

   By Thoth101, October 24, 2020
   • 10 replies
   • 931 views
   • 
   • Thoth101
   • October 30, 2020

6. Planet go boom

   By Anchovyforestbane, October 19, 2020   

   • astrophysics
   • astrochemistry
   • 0 replies
   • 653 views
   • 
   • Anchovyforestbane
   • October 19, 2020

7. Starlight Where Are You

   By malform11, August 25, 2020
   • 4 replies
   • 1.6k views
   • 
   • spartan45
   • October 19, 2020

8. Gallium/Mercury Planet

   By Anchovyforestbane, October 19, 2020   

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

9. Hypothetical "Spaceless" Universe

   By Anchovyforestbane, October 17, 2020   

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

10. What it takes to move the moon.

    By DoesntMatter, September 30, 2020
    • 3 replies
    • 1.4k views
    • 
    • montgomery
    • October 10, 2020

11. Big Bang. 1 2

    By Orion, July 20, 2020
    • 23 replies
    • 3.1k views
    • 
    • Thoth101
    • September 7, 2020

12. I Designed A Crewed Interstellar Spacecraft

    By alfa015, July 4, 2020
    • 5 replies
    • 1.4k views
    • 
    • Thoth101
    • August 11, 2020

13. Interview About New Proposed Interstellar Spacecraft

    By alfa015, August 7, 2020
    • 0 replies
    • 1.2k views
    • 
    • alfa015
    • August 7, 2020

14. Chasing Effect Between The Gravitational Field And The Object

    By TonyYuan2020, July 13, 2020   

    • gravitational field
    • 0 replies
    • 1.1k views
    • 
    • TonyYuan2020
    • July 13, 2020

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

    By Vmedvil2, July 2, 2020
    • 0 replies
    • 888 views
    • 
    • Vmedvil2
    • July 2, 2020

16. Isometric Expansion Of The Universe

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

17. There Are Aliens Out There! 1 2

    By Vmedvil2, May 21, 2020
    • 20 replies
    • 3.7k views
    • 
    • Thoth101
    • June 21, 2020

18. 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
    • 962 views
    • 
    • ScienceAndUniverse
    • June 20, 2020

19. Dyson Sphere Construction Video

    By Vmedvil2, June 11, 2020
    • 0 replies
    • 1k views
    • 
    • Vmedvil2
    • June 11, 2020

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

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

21. New Nasa Citizen Science Project To Find Exoplanets

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

22. 'ufo' Videos Declassified By Us Navy

    By Thoth101, April 29, 2020
    • 3 replies
    • 1.3k views
    • 
    • Thoth101
    • April 30, 2020

23. Circular Orbits

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

24. Why The Universe Is Dominated By Matter?

    By hazelm, April 18, 2020
    • 0 replies
    • 1.1k views
    • 
    • hazelm
    • April 18, 2020

25. Neutrinos Mass Changed By False Vacuum Collapse Recently

    By Timboo, April 14, 2020
    • 1 reply
    • 1.5k views
    • 
    • Timboo
    • April 17, 2020