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Astronomy and Space

Space, Human spaceflight, space probes and the exploration of our Solar System. No personal theories or speculation please.

1,474 topics in this forum

  1. Can we remake plastic waste into rocket fuel?

    By bearnard55,
    • 9 replies
    • 650 views

  2. How do you see the precession of Venus?

    By TonyYuan2020,
    • 3 replies
    • 1.2k views

  3. Satellite technology which helps scientists prevent us from desertification

    By bearnard55,
    • 2 replies
    • 437 views

  4. Mars Rovers 1 2

    By Turtle,
    • 18 replies
    • 4.4k views

  5. 3D printer that can make some stuff for space some space technology

    By bearnard55,
    • 4 replies
    • 718 views

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

    By bearnard55,
    • 2 replies
    • 547 views

  7. The most advanced space craft of the recent time

    By bearnard55,
    • 3 replies
    • 668 views

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

    By Vmedvil2,
    • 3 replies
    • 909 views

  9. The emerging space technology

    By bearnard55,
    • 10 replies
    • 845 views

  10. Types of propulsion system for spacecrafts

    By bearnard55,
    • 2 replies
    • 512 views

  11. Space hotel

    By bearnard55,
    • 3 replies
    • 816 views

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

    By SirHope,
    • 49 replies
    • 3.6k views

  13. Space junk

    By bearnard55,
    • 0 replies
    • 471 views

  14. crewed or uncrewed space missions

    By bearnard55,
    • 2 replies
    • 563 views

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

    By bearnard55,
    • 0 replies
    • 427 views

  16. The Sun`s exploration

    By bearnard55,
    • 0 replies
    • 471 views

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

    By bearnard55,
    • 2 replies
    • 679 views

  18. Trade Agreements Between Humans and UFOs

    By Vmedvil2,
    • 0 replies
    • 445 views

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

    By bearnard55,
    • 1 reply
    • 496 views

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

    By Af82l8,   
    • 2 replies
    • 665 views

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

    By alfa015,
    • 31 replies
    • 2.8k views

  22. The problem of crushing Starship

    By bearnard55,
    • 0 replies
    • 400 views

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

    By jamesfairclear,   
    • 1 reply
    • 621 views

  24. The water on Mars

    By bearnard55,
    • 1 reply
    • 566 views

  25. The most advanced space tech

    By bearnard55,
    • 0 replies
    • 408 views
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