Science & Spaceflight

8,355 topics in this forum

1. Could Pluto and Charon be geologically active?

   By Whirligig Girl, August 14, 2014
   • 2 replies
   • 946 views
   • 
   • Ralathon
   • August 14, 2014

2. Space station construction

   By Cloakedwand72, March 13, 2022
   • 12 replies
   • 946 views
   • 
   • tater
   • July 2, 2022

3. Trying to explain cellular respiration is the 1000 most commonly used words.

   By Guest, December 23, 2015
   • 10 replies
   • 945 views
   • 
   • Hcube
   • January 2, 2016

4. Tornado glider?!

   By Arugela, April 28, 2018
   • 12 replies
   • 945 views
   • 
   • Gargamel
   • April 29, 2018

5. Running out of air in spacesuit vs removing helmet

   By SRB, April 25, 2019
   • 15 replies
   • 945 views
   • 
   • kerbiloid
   • April 26, 2019

6. Spacewalk at International Space Station today

   By Airlock, February 21, 2015
   • 2 replies
   • 945 views
   • 
   • RainDreamer
   • February 21, 2015

7. Cognitive abilities are declining in zero gravity

   By Cassel, April 20, 2019
   • 19 replies
   • 944 views
   • 
   • DNKKING
   • April 25, 2019

8. Designing Solid Fuel Rocket

   By RhinoR, October 29, 2015
   • 4 replies
   • 944 views
   • 
   • mardlamock
   • November 2, 2015

9. What would happen if the solar system got close to a neutron star?

   By Zerxal, March 5, 2017   

   • neutron stars
   • theoretical physics
   • 6 replies
   • 944 views
   • 
   • KAL 9000
   • March 7, 2017

10. Revisiting WEAV but With Magnetic Nozzles and regenerative cooling

    By Spacescifi, December 15, 2021
    • 17 replies
    • 944 views
    • 
    • kerbiloid
    • December 17, 2021

11. variable-geometry fighters

    By Hcube, August 30, 2015
    • 2 replies
    • 944 views
    • 
    • Hcube
    • August 31, 2015

12. Recycling Cans: Future uses of ISS modules

    By Nightside, July 14, 2019   

    • iss
    • speculation
    • 14 replies
    • 943 views
    • 
    • NSEP
    • July 20, 2019

13. Docking, magnets, and docking with magnets

    By Maria Sirona, September 16, 2021
    • 16 replies
    • 943 views
    • 
    • Nuke
    • September 18, 2021

14. Are RBOD spaceships practical or not?

    By Spacescifi, July 10, 2021
    • 6 replies
    • 943 views
    • 
    • magnemoe
    • July 11, 2021

15. Feynman's complete lecture series are now free.

    By PB666, October 11, 2015
    • 7 replies
    • 942 views
    • 
    • PB666
    • October 12, 2015

16. Voyager

    By KAL 9000, September 26, 2016
    • 8 replies
    • 942 views
    • 
    • kerbiloid
    • September 27, 2016

17. Russian Moon Mission

    By Jonfliesgoats, December 2, 2016
    • 8 replies
    • 941 views
    • 
    • Jonfliesgoats
    • December 3, 2016

18. Superconductive sulfides - new avenue of supermaterial

    By PB666, September 17, 2015
    • 6 replies
    • 941 views
    • 
    • PB666
    • September 17, 2015

19. The Improper Physics of Space Agency (iOS)

    By Whirligig Girl, March 12, 2015
    • 1 reply
    • 940 views
    • 
    • SpaceXray
    • March 12, 2015

20. Oribtal calculations?

    By Rover 6428, January 9, 2020   

    • help
    • math
    • (and 3 more)

       Tagged with:

      • help
      • math
      • question
      • orbit
      • calculations
    • 8 replies
    • 940 views
    • 
    • tomf
    • January 15, 2020

21. Keeping Hydrogen separate?

    By JMBuilder, July 12, 2013
    • 2 replies
    • 940 views
    • 
    • Scotius
    • July 12, 2013

22. Calculating non-circular synchronous orbits

    By wasmic, April 14, 2014
    • 3 replies
    • 939 views
    • 
    • K^2
    • April 14, 2014

23. Maximum efficiency

    By yourfriend499, February 19, 2017   

    • programming
    • science
    • (and 1 more)

       Tagged with:

      • programming
      • science
      • math
    • 5 replies
    • 939 views
    • 
    • FleshJeb
    • February 22, 2017

24. Cinematic Video

    By EliteShadowLeo, January 26, 2014
    • 2 replies
    • 938 views
    • 
    • EliteShadowLeo
    • January 26, 2014

25. RL-10 cost...

    By tater, November 11, 2019
    • 4 replies
    • 937 views
    • 
    • tater
    • November 11, 2019