Science & Spaceflight

8,476 topics in this forum

1. 2014 JO25 Flyby

   By cubinator, April 12, 2017   

   • asteroid
   • telescope visible
   • (and 1 more)

      Tagged with:

     • asteroid
     • telescope visible
     • 1.8 million km
   • 1 reply
   • 857 views
   • 
   • The Raging Sandwich
   • April 12, 2017

2. The Expanse technical thread 1 2 3 4 5

   By SomeGuy123, December 17, 2015
   • 105 replies
   • 29.2k views
   • 
   • Nuke
   • April 11, 2017

3. Book over Space propulsion system

   By Thomot512, April 7, 2017   

   • book
   • science
   • (and 1 more)

      Tagged with:

     • book
     • science
     • physic
   • 3 replies
   • 920 views
   • 
   • totalitor
   • April 10, 2017

4. How to reinvent the Enterprise. Now with pictures! 1 2 3

   By SpaceMouse, February 24, 2016   

   • star trek
   • nasa
   • (and 1 more)

      Tagged with:

     • star trek
     • nasa
     • enterprise
   • 55 replies
   • 6.3k views
   • 
   • SpaceMouse
   • April 10, 2017

5. We discovered an atmosphere on a small super earth

   By insert_name, April 6, 2017
   • 17 replies
   • 1.3k views
   • 
   • WinkAllKerb''
   • April 10, 2017

6. What would it take to make my own EM Drive? 1 2

   By cubinator, December 7, 2015   

   • emdrive
   • no caps in tags apparently
   • (and 1 more)

      Tagged with:

     • emdrive
     • no caps in tags apparently
     • superconductor
   • 29 replies
   • 9.4k views
   • 
   • The what if guy
   • April 9, 2017

7. How do astronauts/kosmonauts enter the soyuz spacecraft before launch?

   By NeoFatalis, April 4, 2017
   • 7 replies
   • 2.2k views
   • 
   • Guest
   • April 8, 2017

8. Making a rocket to beat all other rockets 1 2 3 4 11

   By alpha tech, February 17, 2017   

   • spaceflight
   • ameture rockets
   • 273 replies
   • 21k views
   • 
   • Razorforce7
   • April 6, 2017

9. Giant Airships. Awesome! 1 2 3

   By Northstar1989, March 16, 2017   

   • hybrid airships
   • airships helium airships
   • 67 replies
   • 6.8k views
   • 
   • p1t1o
   • April 5, 2017

10. Testing shadow shields.

    By Skript88, April 4, 2017   

    • ntr
    • nuclear rockets
    • (and 3 more)

       Tagged with:

      • ntr
      • nuclear rockets
      • tip
      • modeling
      • radiation
    • 2 replies
    • 2.7k views
    • 
    • Nibb31
    • April 5, 2017

11. School bus or combi van to SPACE!

    By theJesuit, April 2, 2017   

    • space x
    • school bus
    • 14 replies
    • 1.4k views
    • 
    • DoctorDavinci
    • April 5, 2017

12. Hanging Skyscrapers 1 2

    By Shpaget, March 30, 2017
    • 29 replies
    • 3.6k views
    • 
    • DoctorDavinci
    • April 4, 2017

13. Navier-Stokes Solution Effects

    By Silavite, April 4, 2017
    • 4 replies
    • 770 views
    • 
    • Tullius
    • April 4, 2017

14. ISS astronauts lose their rag

    By sal_vager, March 30, 2017
    • 9 replies
    • 1.3k views
    • 
    • KerikBalm
    • April 3, 2017

15. How many farts will it take to fuel the shuttle?

    By SkyKaptn, March 29, 2017
    • 16 replies
    • 3.4k views
    • 
    • kerbiloid
    • April 3, 2017

16. Olympus mons is actually an ancient particle accelerator

    By insert_name, April 1, 2017
    • 6 replies
    • 3k views
    • 
    • kerbiloid
    • April 3, 2017

17. European Space Industry and the future

    By goncaloeaguiar, April 1, 2017   

    • europe
    • esa
    • (and 2 more)

       Tagged with:

      • europe
      • esa
      • space industry
      • innovation
    • 13 replies
    • 1.8k views
    • 
    • Ten Key
    • April 3, 2017

18. The history of falling and missing the Earth

    By Jestersage, April 1, 2017
    • 6 replies
    • 1.4k views
    • 
    • Bill Phil
    • April 3, 2017

19. Kepler Exoplanets - Validated and Candidates

    By ProtoJeb21, March 30, 2017   

    • exoplanets
    • discussion
    • 6 replies
    • 1.3k views
    • 
    • Scotius
    • April 2, 2017

20. Priority inversion on Pathfinder

    By radonek, March 30, 2017
    • 2 replies
    • 790 views
    • 
    • LordFerret
    • March 31, 2017

21. NASA's Mars Plan 1 2

    By Enorats, March 29, 2017
    • 36 replies
    • 3.5k views
    • 
    • Nibb31
    • March 31, 2017

22. How to make Zealandia a thing IRL

    By fredinno, March 31, 2017
    • 2 replies
    • 954 views
    • 
    • fredinno
    • March 31, 2017

23. Why the ITS is a HORRIBLE Idea (at least in its current iteration) 1 2

    By fredinno, March 30, 2017   

    • its
    • spacex
    • (and 1 more)

       Tagged with:

      • its
      • spacex
      • elon musk
    • 34 replies
    • 5.8k views
    • 
    • Frybert
    • March 31, 2017

24. Nuclear Explosions 1 2 3

    By spacebrick3, March 26, 2017   

    • nuclear
    • 64 replies
    • 5.8k views
    • 
    • Nothalogh
    • March 31, 2017

25. More planets in our solar system 1 2

    By IllyrianTheGreat, March 28, 2017
    • 44 replies
    • 2.5k views
    • 
    • sevenperforce
    • March 30, 2017