Science & Spaceflight

8,365 topics in this forum

1. Artificial Gravity Theory

   By TheCanadianVendingMachine, September 18, 2013
   • 10 replies
   • 6.1k views
   • 
   • Nuke
   • September 18, 2013

2. ISP of 600,000!?

   By thereaverofdarkness, September 17, 2013
   • 7 replies
   • 2.9k views
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   • Specialist290
   • September 18, 2013

3. General Science and Off-Topic Questions That I Ponder

   By NASI Director, September 8, 2013
   • 16 replies
   • 2.7k views
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   • nhnifong
   • September 18, 2013

4. Gene Roddenberry Jacque Fresco

   By Pawelk198604, August 7, 2013
   • 3 replies
   • 1.8k views
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   • FJACK
   • September 17, 2013

5. Other life in the Solar system? 1 2

   By Sickle, September 13, 2013
   • 43 replies
   • 6.5k views
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   • MBobrik
   • September 17, 2013

6. Advise on a science fair project involving the flight time of different propellents

   By baracksimposter, September 16, 2013
   • 16 replies
   • 1.8k views
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   • Idobox
   • September 17, 2013

7. JAXA - Planet spectroscopic observation satellite launch (SPRINT-A) 12:25am EST

   By Latcarf, August 27, 2013
   • 10 replies
   • 2.1k views
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   • Kerbal01
   • September 16, 2013

8. Will Skylon ever fly?

   By Comrade Jenkens, September 16, 2013
   • 3 replies
   • 1.8k views
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   • Comrade Jenkens
   • September 16, 2013

9. If a ship used reactions wheels and CMG,would it need to use RCS to desaturate?

   By goldenpeach, September 15, 2013
   • 3 replies
   • 1.4k views
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   • goldenpeach
   • September 15, 2013

10. Nuclear Thermal Rocket questions (riding around space in a uranium powered steamboat) 1 2

    By PTNLemay, September 13, 2013
    • 25 replies
    • 4k views
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    • Idobox
    • September 15, 2013

11. Uranus and Neptune

    By Omicron314, September 13, 2013
    • 7 replies
    • 2.3k views
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    • TheShadow1138
    • September 15, 2013

12. Can reaction wheel kill a certain angular momentum of ship without working forever?

    By Cesrate, June 27, 2013
    • 20 replies
    • 5.8k views
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    • TouhouTorpedo
    • September 15, 2013

13. Help with calculating Delta v requirements for Hoffman Transfer

    By superecnate, September 15, 2013
    • 1 reply
    • 1.5k views
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    • K^2
    • September 15, 2013

14. Your favourite space imagery: post them here!

    By Drunkrobot, September 11, 2013
    • 19 replies
    • 5.8k views
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    • nettcod
    • September 14, 2013

15. NASA and CNSA cooperation - possible? 1 2

    By czokletmuss, September 9, 2013
    • 26 replies
    • 5k views
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    • czokletmuss
    • September 14, 2013

16. Weapons in space 1 2 3

    By Guest Brody_Peffley, September 8, 2013
    • 68 replies
    • 10.5k views
    • 
    • Seret
    • September 14, 2013

17. Random Propulsion idea

    By bellino, September 14, 2013
    • 10 replies
    • 2k views
    • 
    • dharak1
    • September 14, 2013

18. space travel in your lifetime? 1 2

    By Dimetime35c, September 8, 2013
    • 38 replies
    • 4.8k views
    • 
    • dharak1
    • September 14, 2013

19. So, there's about 12 years of life left for Voyager 1

    By Cesrate, August 28, 2013
    • 14 replies
    • 2.8k views
    • 
    • dharak1
    • September 14, 2013

20. NASA says that Voyager has entered interstellar space 1 2

    By Karriz, September 12, 2013
    • 31 replies
    • 5k views
    • 
    • lajoswinkler
    • September 13, 2013

21. Walking on water is possible

    By KerbMav, September 13, 2013
    • 6 replies
    • 1.5k views
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    • Albert VDS
    • September 13, 2013

22. Absurd idea I had.

    By rpayne88, September 11, 2013
    • 8 replies
    • 2.2k views
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    • K^2
    • September 13, 2013

23. The Apollo Guidance Computer

    By Galane, September 11, 2013
    • 8 replies
    • 1.9k views
    • 
    • Holo
    • September 12, 2013

24. Have you heard about the alchemist 's name Sedziwoj

    By Pawelk198604, September 11, 2013
    • 1 reply
    • 800 views
    • 
    • Holo
    • September 12, 2013

25. New Satellite launch from nasa 1 2

    By lancefoxcia, September 7, 2013
    • 37 replies
    • 6.6k views
    • 
    • lazarus1024
    • September 12, 2013