Science & Spaceflight

8,361 topics in this forum

1. How large a space telescope do we need to see exo-civilizations? 1 2

   By Exoscientist, September 27, 2020   

   • exobiology
   • alien life
   • (and 2 more)

      Tagged with:

     • exobiology
     • alien life
     • space telescopes
     • exo-civilizations
   • 27 replies
   • 1.6k views
   • 
   • magnemoe
   • April 1

2. JAXA (& other Japanese) Launch and Discussion Thread 1 2 3 4 14

   By tater, August 19, 2017
   • 346 replies
   • 27.2k views
   • 
   • AckSed
   • March 31

3. How Would Humanity Develop If Immortality Was A Thing?

   By Spacescifi, March 20
   • 19 replies
   • 390 views
   • 
   • magnemoe
   • March 30

4. the vertical launch approach 1 2

   By farmerben, March 22
   • 45 replies
   • 1k views
   • 
   • magnemoe
   • March 29

5. How Do Long Range Space Combat Lasers Work?

   By Spacescifi, March 26
   • 11 replies
   • 256 views
   • 
   • magnemoe
   • March 27

6. Will StratoLaunch Fly? 1 2 3 4 9

   By fredinno, October 16, 2015
   • 214 replies
   • 19.9k views
   • 
   • tater
   • March 26

7. Spacesuits 1 2 3 4

   By tater, February 20, 2022
   • 86 replies
   • 4.8k views
   • 
   • darthgently
   • March 25

8. Metalic hydrogen diamond engine?(or other form of carbon.)

   By Arugela, March 21
   • 8 replies
   • 266 views
   • 
   • kerbiloid
   • March 24

9. Antimatter Propulsion.. From Earth To Mars Only Requires Milligrams?! 1 2

   By Spacescifi, March 9
   • 42 replies
   • 1k views
   • 
   • kerbiloid
   • March 22

10. Fusion drive when?

    By Exoscientist, March 20
    • 21 replies
    • 497 views
    • 
    • Exoscientist
    • March 22

11. Neuralink 1 2 3 4 5

    By Spaceception, March 28, 2017   

    • neuralink
    • 102 replies
    • 8.3k views
    • 
    • kerbiloid
    • March 22

12. Arianespace launch thread 1 2 3 4 27

    By insert_name, December 10, 2017   

    • ariane
    • vega
    • (and 1 more)

       Tagged with:

      • ariane
      • vega
      • esa
    • 672 replies
    • 51.4k views
    • 
    • JoeSchmuckatelli
    • March 22

13. Sorry, Ron D. Moore... the Soviets were never going to beat the US to the Moon 1 2

    By SunlitZelkova, October 24, 2023
    • 39 replies
    • 1.6k views
    • 
    • kerbiloid
    • March 21

14. Northrop Grumman Innovation Systems (Orbital ATK) thread 1 2 3 4 14

    By tater, November 6, 2017   

    • antares
    • cygnus
    • (and 3 more)

       Tagged with:

      • antares
      • cygnus
      • atk
      • orbital
      • oatk
    • 341 replies
    • 27.9k views
    • 
    • tater
    • March 20

15. Firefly Aerospace Discussion Thread 1 2 3 4 8

    By Ultimate Steve, May 3, 2018
    • 190 replies
    • 14.4k views
    • 
    • tater
    • March 20

16. An Alternative Way Of Supplying Energy For FTL In Scifi...

    By Spacescifi, March 19
    • 5 replies
    • 154 views
    • 
    • kerbiloid
    • March 20

17. How Come Nuclear Saltwater Rocket Engines Do Not Melt?

    By Spacescifi, March 16
    • 16 replies
    • 381 views
    • 
    • sevenperforce
    • March 20

18. Blue Origin thread. 1 2 3 4 120

    By Vanamonde, April 28, 2017
    • 3k replies
    • 204.5k views
    • 
    • tater
    • March 19

19. Boeing 737 Max: the saga continues… 1 2 3 4 11

    By Nightside, November 9, 2018
    • 256 replies
    • 14.2k views
    • 
    • kerbiloid
    • March 19

20. How do lenses really work?

    By LHACK4142, March 10
    • 6 replies
    • 271 views
    • 
    • Hannu2
    • March 19

21. R.I.P. Tom Stafford

    By PakledHostage, March 18
    • 0 replies
    • 87 views
    • 
    • PakledHostage
    • March 18

22. Gravitics (space station startup) 1 2

    By tater, March 8, 2023
    • 38 replies
    • 1.8k views
    • 
    • AckSed
    • March 17

23. NASA Chandra situation

    By darthgently, March 14
    • 6 replies
    • 212 views
    • 
    • DDE
    • March 15

24. The Analysis of Sea Levels. 1 2 3 4 39

    By mikegarrison, July 15, 2021
    • 971 replies
    • 42.1k views
    • 
    • kerbiloid
    • March 15

25. If A Person Had Skin, Organs, and Muscle With The Same Strength and Stretchiness as Spider Silk Would They Be Super Durable?

    By Spacescifi, March 11
    • 5 replies
    • 181 views
    • 
    • kerbiloid
    • March 13