Science & Spaceflight

8,476 topics in this forum

1. E=mc2

   By Xyphos, August 26, 2015
   • 12 replies
   • 1.9k views
   • 
   • lajoswinkler
   • August 27, 2015

2. Solar System Ideas MEGATHREAD!

   By ShachonianX, June 17, 2013
   • 11 replies
   • 3.4k views
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   • PB666
   • August 27, 2015

3. Dark Matter 1 2 3 4

   By arkie87, August 23, 2015
   • 96 replies
   • 9.4k views
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   • sjwt
   • August 27, 2015

4. Dawn Probe - three ion engines, but only use one at a time?

   By mellojoe, August 25, 2015
   • 11 replies
   • 2k views
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   • Nuke
   • August 27, 2015

5. Time, Gravitation, Acceleration, and their effects. Or wibbly wobbly timey wimey. 1 2

   By Aethon, August 19, 2015
   • 36 replies
   • 3.3k views
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   • PB666
   • August 27, 2015

6. Gravitatinal Rounding

   By PB666, August 26, 2015
   • 5 replies
   • 777 views
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   • PB666
   • August 27, 2015

7. Thinking metal? Caveot emptor

   By PB666, August 25, 2015
   • 16 replies
   • 1.6k views
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   • LordFerret
   • August 26, 2015

8. NASA school of orbital mechanics - worth watching...

   By NeverEnoughFuel!!, August 26, 2015
   • 0 replies
   • 663 views
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   • NeverEnoughFuel!!
   • August 26, 2015

9. Nemesis: Sol's evil twin? 1 2

   By Sampa, August 25, 2015
   • 41 replies
   • 5.9k views
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   • Jovus
   • August 26, 2015

10. Demonstration of Acceleration in the ISS During a Reboost

    By Mazon Del, August 24, 2015
    • 13 replies
    • 2.3k views
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    • cantab
    • August 26, 2015

11. Cosmic Microwave Background Radiation

    By PB666, August 26, 2015
    • 0 replies
    • 505 views
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    • PB666
    • August 26, 2015

12. Pellet riding : bringing railroads to the Solar System?

    By SomeGuy12, August 24, 2015
    • 11 replies
    • 1.6k views
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    • AngelLestat
    • August 25, 2015

13. James Webb "microshutters", cool stuff!

    By Glaran K'erman, August 23, 2015
    • 8 replies
    • 1.3k views
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    • Streetwind
    • August 25, 2015

14. Idea for finding exoplanets.

    By daniel l., August 25, 2015
    • 6 replies
    • 743 views
    • 
    • Streetwind
    • August 25, 2015

15. NASA developing a new, eco-friendly propellant 1 2

    By Frida Space, August 21, 2015
    • 41 replies
    • 5.1k views
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    • NuclearNut
    • August 25, 2015

16. Pluto Planet Status 1 2

    By Voyager275, August 23, 2015
    • 41 replies
    • 3.9k views
    • 
    • Voyager275
    • August 25, 2015

17. How do clouds form on waterless planets?

    By Sharkman Briton, August 23, 2015
    • 13 replies
    • 2.7k views
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    • lajoswinkler
    • August 24, 2015

18. Do you think humans could survive natural selection if we weren't intelligent? 1 2 3

    By windows_x_seven, August 21, 2015
    • 68 replies
    • 8.5k views
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    • KerikBalm
    • August 24, 2015

19. Space Shuttle 5-seg SRB ICBM? 1 2

    By fredinno, August 23, 2015
    • 35 replies
    • 4.4k views
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    • Claw
    • August 23, 2015

20. Curiosity's Wheels 1 2

    By RuBisCO, August 20, 2015
    • 36 replies
    • 5.4k views
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    • Hal
    • August 23, 2015

21. Will length of season vary depending on earth's orbit?

    By heng, August 21, 2015
    • 19 replies
    • 2.4k views
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    • jwenting
    • August 23, 2015

22. Australia's Space Program

    By Sylandro, August 20, 2015
    • 19 replies
    • 2.7k views
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    • kiwi1960
    • August 22, 2015

23. Ceres 1-X - The Story of my First Real Rocket

    By _Augustus_, August 20, 2015
    • 19 replies
    • 3k views
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    • mellojoe
    • August 21, 2015

24. How Will SpaceX Actually Make Money? 1 2

    By Geschosskopf, August 19, 2015
    • 40 replies
    • 6.7k views
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    • Torquemadus
    • August 21, 2015

25. Practical Applications for the 5th and 6th Derivatives?

    By Sanguine, August 20, 2015
    • 5 replies
    • 2.4k views
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    • Heimdall5008
    • August 21, 2015