Physics, Space Science and Theories

1,706 topics in this forum

1. Astrophysics - Maths Equation

   By SpiritedFrey, June 23, 2018   

   • astrophysics
   • 8 replies
   • 765 views
   • 
   • Whirlwind
   • June 23, 2018

2. ngc 708 group...or is it?

   By mdstuart, June 15, 2018
   • 1 reply
   • 812 views
   • 
   • mdstuart
   • June 16, 2018

3. Do we still need Dark Matter to make things work? 1 2

   By Beagleboy, January 30, 2018
   • 41 replies
   • 2.4k views
   • 
   • leibek
   • June 13, 2018

4. Does interference happen across time?

   By vlaiv, June 7, 2018
   • 13 replies
   • 727 views
   • 
   • George Jones
   • June 11, 2018

5. Jupiter Red Spot origin Theories

   By MarsG76, June 8, 2018
   • 11 replies
   • 771 views
   • 
   • MarsG76
   • June 9, 2018

6. Math question / weather balloons

   By MilwaukeeLion, June 2, 2018
   • 8 replies
   • 1.1k views
   • 
   • vlaiv
   • June 3, 2018

7. Roy R Gould - anyone read him?

   By ollypenrice, June 1, 2018
   • 8 replies
   • 1.3k views
   • 
   • ollypenrice
   • June 1, 2018

8. Gaia at work, roll over Hipparcos

   By 25585, May 24, 2018
   • 1 reply
   • 504 views
   • 
   • 25585
   • May 25, 2018

9. universe Rotation of the whole universe around the common center of mass.

   By MrScwoncher0451, May 21, 2018   

   • rotation
   • center of mass
   • (and 1 more)

     Tagged with:

     • rotation
     • center of mass
     • galaxy
   • 24 replies
   • 1.2k views
   • 
   • MarsG76
   • May 22, 2018

10. Aliens- do they exist?? 1 2 3 4 8

    By Some Dude With A Mak- Cass, October 30, 2017   

    • aliens
    • discussion
    • (and 1 more)

      Tagged with:

      • aliens
      • discussion
      • off topic
    • 179 replies
    • 8.7k views
    • 
    • Ben the Ignorant
    • May 21, 2018

11. Big Bang Theory and Anti-Space Theory

    By !smash, May 15, 2018
    • 17 replies
    • 1.4k views
    • 
    • Stu
    • May 18, 2018

12. Feynman makes a century ...

    By George Jones, May 11, 2018
    • 4 replies
    • 662 views
    • 
    • Paul M
    • May 15, 2018

13. Baryons.

    By NebulaBilly, May 1, 2018
    • 7 replies
    • 842 views
    • 
    • NebulaBilly
    • May 2, 2018

14. Hurray for Gaia !

    By Vox45, April 27, 2018
    • 0 replies
    • 544 views
    • 
    • Vox45
    • April 27, 2018

15. Velocity Dispersion

    By NebulaBilly, April 25, 2018
    • 3 replies
    • 1k views
    • 
    • robin_astro
    • April 26, 2018

16. Einstein Ring

    By Fozzie, April 7, 2018
    • 3 replies
    • 656 views
    • 
    • NebulaBilly
    • April 25, 2018

17. Collection of problems

    By ptichkakamen, April 23, 2018
    • 0 replies
    • 534 views
    • 
    • ptichkakamen
    • April 23, 2018

18. TESS: the space telescope that will find nearby Earth-like planets

    By alpha015, April 14, 2018
    • 0 replies
    • 412 views
    • 
    • alpha015
    • April 14, 2018

19. M104 Sombrero Galaxy - now classified as elliptical

    By 25585, April 6, 2018
    • 1 reply
    • 549 views
    • 
    • pipnina
    • April 6, 2018

20. Wood ash radioactivity? Chernobyl fallout detected by Astro Cam? 1 2

    By vlaiv, March 30, 2018
    • 38 replies
    • 2.1k views
    • 
    • vlaiv
    • April 4, 2018

21. 10 thousand million 1 2

    By Ben the Ignorant, March 29, 2018   

    • unbelievable
    • 29 replies
    • 1.5k views
    • 
    • Macavity
    • April 4, 2018

22. Most distant star spotted 9bn LY away.

    By 25585, April 3, 2018
    • 1 reply
    • 506 views
    • 
    • Sunshine
    • April 3, 2018

23. Planning Cassini's Grand Finale (Lecture)

    By Macavity, March 24, 2018
    • 1 reply
    • 393 views
    • 
    • johnfosteruk
    • March 24, 2018

24. Lunar Crater Identification via Deep Learning

    By furrysocks2, March 20, 2018
    • 4 replies
    • 695 views
    • 
    • Knighty2112
    • March 20, 2018

25. Amazing book, incredible subject!

    By Sunshine, March 19, 2018   

    • books
    • astronomy
    • 8 replies
    • 1k views
    • 
    • Tiki
    • March 20, 2018