Space: Astronomy and Astrophysics

7,553 topics in this forum

1. 12 Must-See Skywatching Events in 2012

   By Still Waters, January 1, 2012
   • 4 replies
   • 1.8k views
   • 
   • stevewinn
   • January 2, 2012

2. What is the structure of the sun? 1 2

   By Von Bismarck, December 16, 2011
   • 46 replies
   • 7.1k views
   • 
   • and-then
   • December 31, 2011

3. What our sun will look like when it dies?

   By Still Waters, December 28, 2011
   • 3 replies
   • 1.6k views
   • 
   • Taun
   • December 29, 2011

4. Bizarre star is seemingly older

   than the explosion that created it in

   By Karlis, December 29, 2011
   • 0 replies
   • 652 views
   • 
   • Karlis
   • December 29, 2011

5. Comet Lovejoy seen from ISS (video)

   Lovejoy flew only 140,000 km over the stellar surface

   By Karlis, December 16, 2011
   • 3 replies
   • 3.9k views
   • 
   • Indiogene
   • December 27, 2011

6. Mysterious object spotted near Mercury

   By Mamooshie, December 8, 2011
   • 24 replies
   • 3.9k views
   • 
   • Mentalcase
   • December 24, 2011

7. Large Hadron Collider discovers

   new form of quarkonium

   By Karlis, December 24, 2011
   • 0 replies
   • 589 views
   • 
   • Karlis
   • December 24, 2011

8. Time and the Twin Paradox Scroll To Top

   By Alan McDougall, December 17, 2011
   • 8 replies
   • 1.6k views
   • 
   • StarMountainKid
   • December 23, 2011

9. Rare Sight! All 7 Planets in the Night Sky

   this week

   By Still Waters, December 22, 2011
   • 1 reply
   • 995 views
   • 
   • Feenix Fire
   • December 22, 2011

10. NASA Discovers First Earth-size Planets

    NASA Discovers First Earth-size Planets Beyond Our Solar System

    By Future_Ikann, December 22, 2011
    • 0 replies
    • 818 views
    • 
    • Future_Ikann
    • December 22, 2011

11. Nearby Young Stars May Be Much Older

    Than Previously Thought

    By Von Bismarck, December 22, 2011
    • 0 replies
    • 439 views
    • 
    • Von Bismarck
    • December 22, 2011

12. Jupiter's core may be liquefying

    New calculations suggest

    By Von Bismarck, December 22, 2011
    • 0 replies
    • 506 views
    • 
    • Von Bismarck
    • December 22, 2011

13. two theories for the end of the universe. 1 2

    By danielost, April 9, 2011
    • 41 replies
    • 7.5k views
    • 
    • George Ford
    • December 18, 2011

14. The Sound of Pulsars

    By StarMountainKid, October 11, 2011
    • 13 replies
    • 2.4k views
    • 
    • bison
    • December 16, 2011

15. The Moon. How big would it look if...

    .. it landed on Earth?

    By George Ford, December 16, 2011
    • 2 replies
    • 4.2k views
    • 
    • George Ford
    • December 16, 2011

16. Nature's laws may vary across the Universe

    By Von Bismarck, October 31, 2011
    • 9 replies
    • 1.8k views
    • 
    • Teslasparkgap
    • December 15, 2011

17. Crab Pulsar's high-energy beam surprises

    astronomers

    By Still Waters, October 6, 2011
    • 3 replies
    • 1.2k views
    • 
    • Gohot
    • December 15, 2011

18. Ancient astronomy tech advanced than modern

    documentary

    By luzifer, September 6, 2011
    • 1 reply
    • 1.7k views
    • 
    • luzifer
    • December 15, 2011

19. Planets hiding in stars’ spiral arms?

    By Still Waters, October 28, 2011
    • 2 replies
    • 1k views
    • 
    • Gohot
    • December 15, 2011

20. The unimaginable vastness of the universe

    By Alan McDougall, December 12, 2011
    • 5 replies
    • 1.4k views
    • 
    • Gohot
    • December 14, 2011

21. Hubble Space Telescope: the first 20 years

    in pictures

    By Still Waters, December 13, 2011
    • 2 replies
    • 716 views
    • 
    • jayferg76
    • December 14, 2011

22. Lunar Eclipse Turns Moon Red

    Photos

    By libstaK, December 11, 2011
    • 5 replies
    • 910 views
    • 
    • Lady_Mercury
    • December 12, 2011

23. [Merged] NASA Telescope Confirms Alien Planet

    is in a Habitable Zone

    By psychoticmike, December 6, 2011
    • 21 replies
    • 3.9k views
    • 
    • Dom3434
    • December 10, 2011

24. NASA satellite could reveal dark matter

    By primordial, December 10, 2011
    • 0 replies
    • 595 views
    • 
    • primordial
    • December 10, 2011

25. Asteroid Vesta Not An Asteroid

    By Future_Ikann, December 9, 2011
    • 0 replies
    • 551 views
    • 
    • Future_Ikann
    • December 9, 2011