Science & Spaceflight

8,479 topics in this forum

1. Hack a Sat CHALLENGE

   By RoninFrog, April 27, 2020
   • 2 replies
   • 480 views
   • 
   • JoeSchmuckatelli
   • April 30, 2020

2. Parachute For Reentry

   By Spacescifi, April 28, 2020
   • 20 replies
   • 1.4k views
   • 
   • kerbiloid
   • April 30, 2020

3. So You Want 1g Constant Acceleration? 1 2

   By Spacescifi, April 17, 2020
   • 32 replies
   • 4.2k views
   • 
   • Nuke
   • April 28, 2020

4. Iranian Space Agency discussion thread

   By DDE, January 16, 2019   

   • iran
   • not nukes
   • 13 replies
   • 1.2k views
   • 
   • Scotius
   • April 27, 2020

5. Odd aerial phenomenom

   By SunhillJ, April 27, 2020
   • 4 replies
   • 507 views
   • 
   • cubinator
   • April 27, 2020

6. Antimatter Bombs VS Nuclear Bombs For Project Orion 1 2

   By Spacescifi, December 16, 2019
   • 37 replies
   • 4.3k views
   • 
   • SOXBLOX
   • April 27, 2020

7. Building Starfleet The Hard Way 1 2

   By Spacescifi, February 26, 2020
   • 45 replies
   • 2.8k views
   • 
   • SOXBLOX
   • April 27, 2020

8. Cool new lunar map - is there any significance to the number / placement of Copernican Craters?

   By JoeSchmuckatelli, April 24, 2020
   • 13 replies
   • 737 views
   • 
   • kerbiloid
   • April 26, 2020

9. Finding max separation of planets 1 2

   By Syntax, November 20, 2018   

   • calculations
   • separation
   • (and 1 more)

      Tagged with:

     • calculations
     • separation
     • distance
   • 29 replies
   • 3.3k views
   • 
   • Syntax
   • April 26, 2020

10. Intakes For Descent... Viable?

    By Spacescifi, April 21, 2020
    • 9 replies
    • 688 views
    • 
    • kerbiloid
    • April 25, 2020

11. Best Spaceship We Could Build Now 1 2 3

    By Spacescifi, April 6, 2020
    • 51 replies
    • 3.4k views
    • 
    • SOXBLOX
    • April 25, 2020

12. The Helium Bleed Cycle

    By Cunjo Carl, April 6, 2020
    • 24 replies
    • 2.1k views
    • 
    • Cunjo Carl
    • April 24, 2020

13. Maglev hyper tunnels

    By farmerben, April 23, 2020
    • 2 replies
    • 424 views
    • 
    • Nuke
    • April 23, 2020

14. Thorium dioxide spacecraft hulls with nickel or silicon

    By farmerben, April 23, 2020
    • 2 replies
    • 445 views
    • 
    • kerbiloid
    • April 23, 2020

15. Question about flying up to a satalite in geosynchronous orbit

    By xendelaar, April 22, 2020
    • 19 replies
    • 1.1k views
    • 
    • xendelaar
    • April 23, 2020

16. Self Sustaining Space Habitats... What Does It Take?

    By Spacescifi, April 22, 2020
    • 9 replies
    • 621 views
    • 
    • kerbiloid
    • April 23, 2020

17. Using side thruster on missiles to create an angular acceleration 1 2

    By sahil saxena, March 31, 2020   

    • rocket
    • thrust
    • (and 2 more)

       Tagged with:

      • rocket
      • thrust
      • propulsion
      • aerodynamic
    • 46 replies
    • 4.4k views
    • 
    • sahil saxena
    • April 22, 2020

18. Exoplanet assumptions...

    By micha, April 21, 2020
    • 11 replies
    • 874 views
    • 
    • kerbiloid
    • April 22, 2020

19. Real Space Crew Dynamics Versus Scifi

    By Spacescifi, April 14, 2020
    • 13 replies
    • 1k views
    • 
    • kerbiloid
    • April 21, 2020

20. Two Questions

    By Spacescifi, April 19, 2020
    • 9 replies
    • 860 views
    • 
    • Guest
    • April 20, 2020

21. Rocket Plumes In Space Versus Scifi

    By Spacescifi, April 14, 2020
    • 10 replies
    • 1.7k views
    • 
    • Guest
    • April 20, 2020

22. Can Nuclear Rockets Ever Compete With Chemical For Thrust?

    By Spacescifi, April 18, 2020
    • 10 replies
    • 1k views
    • 
    • Guest
    • April 19, 2020

23. Pros And Cons Of Mining Saturn's Rings

    By Spacescifi, April 16, 2020
    • 15 replies
    • 1.7k views
    • 
    • Nuke
    • April 18, 2020

24. Lunar Crater Radio Telescope - LCRT

    By Shpaget, April 15, 2020
    • 12 replies
    • 1.3k views
    • 
    • Nuke
    • April 17, 2020

25. Quick Question(?) Orbit around a Stellar Mass Black Hole

    By JoeSchmuckatelli, April 13, 2020
    • 19 replies
    • 1.2k views
    • 
    • kerbiloid
    • April 16, 2020