Astronomy and Cosmology

3708 topics in this forum

1. Could this scenario occur!?

   By Drilon, November 7, 2009
   • 7 replies
   • 1.9k views
   • 
   • insane_alien
   • November 21, 2009

2. Could Black Holes be the hottest things in the Universe?

   By coderage9100, January 18, 2019
   • 16 replies
   • 1.9k views
   • 
   • Strange
   • January 20, 2019

3. What is the mathematical equation for the best-fit model of CMB power spectrum?

   By awu, June 3, 2014
   • 6 replies
   • 1.9k views
   • 
   • awu
   • June 5, 2014

4. Man to Moon? Mars? NEOs?

   By Airbrush, July 20, 2009
   • 7 replies
   • 1.9k views
   • 
   • djrams80
   • July 30, 2009

5. string theory

   By space noob, May 15, 2012
   • 8 replies
   • 1.9k views
   • 
   • MigL
   • May 20, 2012

6. Black Holes, Light and the LHC

   By Banjax, July 21, 2012
   • 11 replies
   • 1.9k views
   • 
   • EMField
   • August 6, 2012

7. Just a few questions on space and gravity.

   By too-open-minded, August 11, 2012
   • 10 replies
   • 1.9k views
   • 
   • abvegto
   • August 14, 2012

8. quick blackhole question.

   By Luminous, September 18, 2005
   • 14 replies
   • 1.9k views
   • 
   • imasmartgirl
   • September 18, 2005

9. Milky Way's Black Hole Munches On Supercooked Gas!

   By BrightQuark, June 27, 2013
   • 7 replies
   • 1.9k views
   • 
   • GeeKay
   • July 14, 2013

10. Lunar Inclination anomaly - Is it true ?

    By Bjarne, January 3, 2015
    • 3 replies
    • 1.9k views
    • 
    • Bjarne
    • January 8, 2015

11. Electromagnetic Re-Entry Heat Shield

    By JoeOh, January 11, 2010
    • 0 replies
    • 1.9k views
    • 
    • JoeOh
    • January 11, 2010

12. One Way Trip to Mars

    By houshasei, November 7, 2015
    • 7 replies
    • 1.9k views
    • 
    • Airbrush
    • November 14, 2015

13. expanding universe. will it keep expanding, or "bounce back" the other way?

    By cameron marical, March 2, 2009
    • 13 replies
    • 1.9k views
    • 
    • cameron marical
    • March 4, 2009

14. Are There Shooting Stars On Mars?

    By GeeKay, August 1, 2014
    • 11 replies
    • 1.9k views
    • 
    • CaptainPanic
    • August 7, 2014

15. The Sun has an atmosphere that prevents particles from the universe to reach Earth?

    By Hello2, September 11, 2020
    • 15 replies
    • 1.9k views
    • 
    • joigus
    • September 13, 2020

16. The moon is a bit of a mystery.

    By arkain101, September 23, 2005
    • 10 replies
    • 1.9k views
    • 
    • swansont
    • October 14, 2005

17. "Cold Space"

    By frosch45, December 2, 2009
    • 4 replies
    • 1.9k views
    • 
    • lakmilis
    • December 5, 2009

18. Achieving Mars-Earth comunication High-Bandwidth

    By MaximT, July 28, 2019
    • 16 replies
    • 1.9k views
    • 
    • swansont
    • July 29, 2019

19. Is it normal for the moon to appear blood red?

    By GrandMasterK, July 30, 2006
    • 10 replies
    • 1.9k views
    • 
    • frostbite
    • August 5, 2006

20. Does the Dark Matter Increasing?

    By Future JPL Space Engineer, October 28, 2014
    • 5 replies
    • 1.9k views
    • 
    • Mordred
    • October 29, 2014

21. Moon Ring

    By Moonmirror, November 19, 2005
    • 11 replies
    • 1.9k views
    • 
    • aj47
    • November 21, 2005

22. did the big bang ever stop?

    By KholdStunner, March 5, 2005
    • 14 replies
    • 1.9k views
    • 
    • Deified
    • March 12, 2005

23. Hubble Controversy

    By DarthDooku, October 20, 2004
    • 5 replies
    • 1.9k views
    • 
    • DarthDooku
    • October 20, 2004

24. Sun color related to atmospheric pressure?

    By Moontanman, October 25, 2012
    • 7 replies
    • 1.9k views
    • 
    • Moontanman
    • October 26, 2012

25. Misconceptions about the Big Bang and Expanding Universe

    By Pangloss, February 27, 2005
    • 9 replies
    • 1.9k views
    • 
    • Deified
    • March 6, 2005