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Astronomy and Cosmology

Topics related to observation of space and any related phenomena.

3705 topics in this forum

  1. Astronomers Say Moons Like Ours Are Uncommon

    By Dr. Spitzer,
    • 6 replies
    • 1.5k views

  2. Time can't exist without matter (mass) and motion 1 2

    By Lakshya,
    • 42 replies
    • 5.3k views

  3. Embryonic Star Captured with Jets Flaring

    By Dr. Spitzer,
    • 1 reply
    • 1k views

  4. Fusion in a star

    By Realitycheck,
    • 10 replies
    • 1.5k views

  5. Matter expelled from supermassive black hole

    By Realitycheck,
    • 2 replies
    • 1.2k views

  6. Nebula - What does it look like in reality?

    By mooeypoo,
    • 2 replies
    • 5.2k views

  7. Heavens Declare A Younger Solar System 1 2

    By ydoaPs,
    • 34 replies
    • 3.9k views

  8. Airbrushed Space!!

    By bloodhound31,
    • 3 replies
    • 1.1k views

  9. A.S.I.G.N. Astrophotography Guide

    By bloodhound31,
    • 8 replies
    • 1.6k views

  10. the history of the solar system

    By milkyrain,
    • 2 replies
    • 1.3k views

  11. Cosmological constant agrees with Dark Energy ?

    By Royston,
    • 2 replies
    • 840 views

  12. Watching the Big Bang? 1 2

    By YT2095,
    • 33 replies
    • 3.5k views

  13. Myriad Planets In Our Solar System And Copernicus Smiled

    By BSG CORP,
    • 3 replies
    • 1.3k views

  14. Greetings from A.S.I.G.N. Observatory!

    By bloodhound31,
    • 8 replies
    • 1.7k views

  15. Gamma Ray Bursts

    By salamanderma,
    • 5 replies
    • 1.3k views

  16. Recent

    By Fred56,
    • 2 replies
    • 1.3k views

  17. Quantum cosmologists argue we're shortening the life of the universe

    By bascule,
    • 20 replies
    • 2.8k views

  18. Light Year

    By martianxx,
    • 18 replies
    • 2k views

  19. Multiple orgasm supernovas

    By Martin,
    • 9 replies
    • 1.7k views

  20. A new style reflecting telescope

    By square173205,
    • 4 replies
    • 1.7k views

  21. New Dicovery: Universe Beyond..?

    By Azukre,
    • 7 replies
    • 1.3k views

  22. was spacetime really created with the Big Bang?

    By gib65,
    • 6 replies
    • 1.2k views

  23. Nothing is as exciting as the truth!!!

    By foofighter,
    • 2 replies
    • 1.1k views

  24. Infinite space

    By jeheron,
    • 5 replies
    • 1.3k views

  25. An interesting new model for the evolution of earth moon system

    By madscience,
    • 4 replies
    • 1.3k views
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