Astronomy and Cosmology

3708 topics in this forum

1. Fast recalculation of gravity equipotential lines after Planet explosion

   By webaba, June 23, 2013
   • 0 replies
   • 638 views
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   • webaba
   • June 23, 2013

2. I am in need of ...

   By ewmon, March 28, 2010
   • 0 replies
   • 637 views
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   • ewmon
   • March 28, 2010

3. what is the value of the acceleration of the expansion of the universe?

   By stephaneww, April 28, 2022
   • 0 replies
   • 637 views
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   • stephaneww
   • April 28, 2022

4. Could you use Carbon Nanotube Yarn/Twistron Yarn and a black hole to theoretically create a Infinite Energy Source?

   By Liliander, April 27, 2021
   • 1 reply
   • 636 views
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   • swansont
   • April 27, 2021

5. Jobs

   By EdenFechter, January 18, 2022
   • 0 replies
   • 636 views
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   • EdenFechter
   • January 18, 2022

6. Solar system books

   By Chriss, October 3, 2015
   • 0 replies
   • 635 views
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   • Chriss
   • October 3, 2015

7. geology of Mars' Gale Crater and Mount Sharp

   By David Palmer, August 17, 2014
   • 0 replies
   • 634 views
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   • David Palmer
   • August 17, 2014

8. Reason for Establishing first Lunar Outpost:

   By beecee, August 21, 2018
   • 1 reply
   • 633 views
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   • Airbrush
   • August 22, 2018

9. Expansion

   By geordief, December 10, 2023
   • 9 replies
   • 633 views
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   • KJW
   • December 11, 2023

10. help needed on adding additional objects to FITS images...

    By cosmosbird888, December 9, 2008
    • 0 replies
    • 629 views
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    • cosmosbird888
    • December 9, 2008

11. What is 'time' in FRW metric ?

    By Widdekind, February 26, 2011
    • 0 replies
    • 627 views
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    • Widdekind
    • February 26, 2011

12. Space and Planetary Probes and Telescopes:

    By beecee, October 13, 2018
    • 0 replies
    • 625 views
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    • beecee
    • October 13, 2018

13. Ultra Massive Black Holes:

    By beecee, February 20, 2018
    • 0 replies
    • 623 views
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    • beecee
    • February 20, 2018

14. Earth's Geocorona Goes Beyond the Moon

    By QuantumT, February 26, 2019
    • 3 replies
    • 620 views
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    • QuantumT
    • February 26, 2019

15. Hubble paints picture of the evolving universe

    By beecee, August 16, 2018
    • 0 replies
    • 617 views
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    • beecee
    • August 16, 2018

16. Stars revolving on the sky...

    By Externet, August 19, 2022
    • 1 reply
    • 617 views
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    • Sensei
    • August 19, 2022

17. First ever sexual harassment on astronomy stack exchange

    By Nicram, July 22
    • 5 replies
    • 614 views
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    • Phi for All
    • July 22

18. Branes and Dark Energy

    By lawman, February 21, 2010
    • 0 replies
    • 610 views
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    • lawman
    • February 21, 2010

19. Simulating various spacetime topologies ?

    By Widdekind, April 7, 2010
    • 0 replies
    • 610 views
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    • Widdekind
    • April 7, 2010

20. A few Questions about Earths Orbital Speed Around the Sun.

    By TheCuriousMind, February 16, 2023
    • 6 replies
    • 610 views
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    • studiot
    • February 16, 2023

21. Musing About Topology and Implications

    By Caldrail, August 10, 2021
    • 0 replies
    • 602 views
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    • Caldrail
    • August 10, 2021

22. Astronomy and Astronomy Meta Stack Exchange missing basic scientific integrity - complaint on Physics Stack Exchange

    By q2wonderland, July 24
    • 4 replies
    • 600 views
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    • q2wonderland
    • July 24

23. Testing General Relativity and Gravity:

    By beecee, April 17, 2018
    • 0 replies
    • 599 views
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    • beecee
    • April 17, 2018

24. Goldilocks time in the earlier universe; when could life have began?

    By MSC, June 19
    • 5 replies
    • 599 views
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    • sethoflagos
    • June 20

25. New Horizons Flyby of Ultima Thule on Jan 1st

    By Airbrush, December 30, 2018
    • 0 replies
    • 596 views
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    • Airbrush
    • December 30, 2018