Astronomy and Cosmology

3686 topics in this forum

1. Fantastic new sunspot photo

   By Dan6541, September 1, 2010
   • 0 replies
   • 727 views
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   • Dan6541
   • September 1, 2010

2. The search for habitable exoplanets in Alpha Centauri

   By alfa015, October 26, 2019
   • 0 replies
   • 727 views
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   • alfa015
   • October 26, 2019

3. Evolution of moon

   By Sridharta, August 16, 2020
   • 1 reply
   • 726 views
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   • Strange
   • August 16, 2020

4. Neutron Star Astrochemistry

   By Anchovyforestbane, November 17, 2020
   • 2 replies
   • 725 views
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   • Anchovyforestbane
   • November 17, 2020

5. They report their independent image reconstruction of the M87 from the public data of the EHTC. Their result is different from the image published by the EHTC.

   By keremspace, May 14, 2022
   • 3 replies
   • 725 views
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   • keremspace
   • May 14, 2022

6. Chemical composition of Fe/Ni meteorites

   By h4tt3n, May 5, 2006
   • 0 replies
   • 724 views
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   • h4tt3n
   • May 5, 2006

7. Finally, solid evidence on how planets form

   By The Peon, April 5, 2006
   • 0 replies
   • 723 views
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   • The Peon
   • April 5, 2006

8. inside story

   By Norman Albers, September 8, 2006
   • 1 reply
   • 723 views
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   • Norman Albers
   • September 9, 2006

9. Is Cosmic Ray Detection Really That Promising in the Field of Dark Matter Study?

   By QuantumPerihelion, February 15, 2017
   • 2 replies
   • 723 views
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   • Bender
   • February 16, 2017

10. Earth's Rotational Axis as Related to the Sun (2nd question)

    By SwampeastMike, May 10, 2009
    • 0 replies
    • 722 views
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    • SwampeastMike
    • May 10, 2009

11. Need advice regarding telescope magnification

    By Mukilab, May 12, 2010
    • 0 replies
    • 722 views
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    • Mukilab
    • May 12, 2010

12. Space-time distortion and thoughts

    By Newcomer, July 14, 2018
    • 1 reply
    • 722 views
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    • Warped
    • July 17, 2018

13. Anyone heard of this site?

    By Bettina, November 16, 2005
    • 1 reply
    • 721 views
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    • bascule
    • November 16, 2005

14. Astronomical seeing

    By kos, July 26, 2015
    • 0 replies
    • 721 views
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    • kos
    • July 26, 2015

15. Where did all the early matter go? Now just Radiation?

    By Dav333, September 29, 2010
    • 2 replies
    • 720 views
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    • lemur
    • September 29, 2010

16. Fractal World?

    By vasosland, February 17, 2010
    • 1 reply
    • 720 views
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    • steevey
    • February 7, 2011

17. whats gonna happen?

    By dripto biswas, February 14, 2013
    • 1 reply
    • 720 views
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    • pwagen
    • February 14, 2013

18. The Nature of Time

    By Rumfrd, February 15, 2018
    • 1 reply
    • 720 views
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    • hypervalent_iodine
    • February 15, 2018

19. I need help with 'black hole' paper

    By Guest dusk_wolf, April 18, 2005
    • 3 replies
    • 719 views
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    • Guest
    • April 26, 2005

20. Surgestions about the entropy of a pulsat.universe.

    By Christian Feldm, October 15, 2009
    • 0 replies
    • 719 views
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    • Christian Feldm
    • October 15, 2009

21. Solar System formation

    By thomma, January 13, 2012
    • 1 reply
    • 719 views
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    • Moontanman
    • January 13, 2012

22. GAMMA RAY Burst and effect on Earth Life by Anmol Bihariya

    By Anmol Bihariya, March 4, 2019
    • 1 reply
    • 719 views
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    • Vexen
    • March 4, 2019

23. Milky Way

    By ecoli, February 25, 2005
    • 0 replies
    • 718 views
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    • ecoli
    • February 25, 2005

24. Open Clusters age into "Moving Groups"

    By Widdekind, June 7, 2009
    • 0 replies
    • 717 views
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    • Widdekind
    • June 7, 2009

25. There should be a Real-Time Broadcasting / Streaming of Our Solar System

    By tylers100, October 8, 2020
    • 3 replies
    • 717 views
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    • tylers100
    • October 8, 2020