Astronomy and Space

1,475 topics in this forum

1. Can humans land a probe on the surface of the Sun?

   By Chiaa, June 24, 2021   

   • sun
   • solar activity
   • (and 3 more)

     Tagged with:

     • sun
     • solar activity
     • solar system
     • the sun
     • touching the sun
   • 3 replies
   • 488 views
   • 
   • bearnard55
   • July 5, 2021

2. The most important issue in space exploration

   By bearnard55, March 9, 2021
   • 5 replies
   • 698 views
   • 
   • bearnard55
   • June 16, 2021

3. Can we remake plastic waste into rocket fuel?

   By bearnard55, April 1, 2021
   • 9 replies
   • 691 views
   • 
   • bearnard55
   • June 11, 2021

4. How do you see the precession of Venus?

   By TonyYuan2020, March 27, 2021
   • 3 replies
   • 1.2k views
   • 
   • bearnard55
   • June 4, 2021

5. Satellite technology which helps scientists prevent us from desertification

   By bearnard55, April 26, 2021
   • 2 replies
   • 482 views
   • 
   • bearnard55
   • June 3, 2021

6. Mars Rovers 1 2

   By Turtle, July 31, 2005
   • 18 replies
   • 4.6k views
   • 
   • bearnard55
   • June 2, 2021

7. 3D printer that can make some stuff for space some space technology

   By bearnard55, April 30, 2021
   • 4 replies
   • 786 views
   • 
   • bearnard55
   • May 28, 2021

8. The danger of the solar activity and how to monitor it?

   By bearnard55, April 6, 2021
   • 2 replies
   • 584 views
   • 
   • bearnard55
   • May 24, 2021

9. The most advanced space craft of the recent time

   By bearnard55, January 6, 2021
   • 3 replies
   • 715 views
   • 
   • bearnard55
   • May 22, 2021

10. Why The Moon Landing Couldn't Have Been Faked

    By Vmedvil2, March 24, 2021
    • 3 replies
    • 1.1k views
    • 
    • SpaceTourist33
    • May 20, 2021

11. The emerging space technology

    By bearnard55, February 26, 2021
    • 10 replies
    • 889 views
    • 
    • bearnard55
    • April 6, 2021

12. Types of propulsion system for spacecrafts

    By bearnard55, March 18, 2021
    • 2 replies
    • 553 views
    • 
    • bearnard55
    • March 19, 2021

13. Space hotel

    By bearnard55, March 4, 2021
    • 3 replies
    • 855 views
    • 
    • bearnard55
    • March 15, 2021

14. Message from Rhythmic Exoplanets points to God 1 2 3

    By SirHope, January 29, 2021
    • 49 replies
    • 4k views
    • 
    • Vmedvil2
    • February 16, 2021

15. Space junk

    By bearnard55, February 12, 2021
    • 0 replies
    • 533 views
    • 
    • bearnard55
    • February 12, 2021

16. crewed or uncrewed space missions

    By bearnard55, February 8, 2021
    • 2 replies
    • 608 views
    • 
    • bearnard55
    • February 11, 2021

17. Can such space technology make preservation of the environment on Earth

    By bearnard55, February 10, 2021
    • 0 replies
    • 468 views
    • 
    • bearnard55
    • February 10, 2021

18. The Sun`s exploration

    By bearnard55, February 4, 2021
    • 0 replies
    • 505 views
    • 
    • bearnard55
    • February 4, 2021

19. The most advanced private space company of the present time

    By bearnard55, January 16, 2021
    • 2 replies
    • 721 views
    • 
    • bearnard55
    • February 1, 2021

20. Trade Agreements Between Humans and UFOs

    By Vmedvil2, January 30, 2021
    • 0 replies
    • 493 views
    • 
    • Vmedvil2
    • January 30, 2021

21. Technology can be used to measure the extent of desertification

    By bearnard55, January 27, 2021
    • 1 reply
    • 545 views
    • 
    • write4u
    • January 27, 2021

22. Star brightening, then dimming over the course of about a minute

    By Af82l8, January 22, 2021   

    • 2021
    • january
    • (and 3 more)

      Tagged with:

      • 2021
      • january
      • astronomy
      • star brightens
      • star anomily
    • 2 replies
    • 717 views
    • 
    • Af82l8
    • January 22, 2021

23. Do You Think We Are Alone In The Milky Way? 1 2

    By alfa015, March 1, 2019
    • 31 replies
    • 3k views
    • 
    • bearnard55
    • January 6, 2021

24. The problem of crushing Starship

    By bearnard55, January 5, 2021
    • 0 replies
    • 439 views
    • 
    • bearnard55
    • January 5, 2021

25. A Quantum Mechanical Interpretation of the Consequences of Special Relativity

    By jamesfairclear, January 3, 2021   

    • time dilation
    • special relativity
    • (and 1 more)

      Tagged with:

      • time dilation
      • special relativity
      • quantum theory
    • 1 reply
    • 697 views
    • 
    • LaurieAG
    • January 4, 2021