Astronomy, Exobiology, & Cosmology

amateur astronomy, astrophysics, exoscience

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  1. Nobody

    What is Spacetime?

    Nobody, Oct 22, 2011 ... 6 7 8
    Replies:
    140
    Views:
    14,499
    Aqueous Id
    Jan 31, 2012
  2. darksidZz

    What is subspace?

    darksidZz, Jul 16, 2007 ... 2
    Replies:
    20
    Views:
    6,845
    Green Destiny
    Sep 5, 2010
  3. whowantstoknow

    What is tachyeon (did i spell it right?) + some other interesting stuff

    whowantstoknow, Jul 17, 2000
    Replies:
    1
    Views:
    5,114
    Crisp
    Jul 17, 2000
  4. paddoboy

    WHAT IS THE ALCUBIERRE “WARP” DRIVE?

    paddoboy, Jan 23, 2017 ... 2
    Replies:
    22
    Views:
    1,886
    paddoboy
    Jan 28, 2017
  5. paddoboy

    What is the Big Bang Theory?

    paddoboy, Dec 18, 2015 ... 3 4 5
    Replies:
    88
    Views:
    4,351
    Waiter_2001
    Dec 31, 2015
  6. Brutus1964

    What Is The Center Of The Universe

    Brutus1964, Dec 30, 2004
    Replies:
    10
    Views:
    1,346
    Blandnuts
    Jan 12, 2005
  7. matthew809

    What is the dark rift?

    matthew809, Mar 5, 2011
    Replies:
    4
    Views:
    1,809
    orcot
    Mar 6, 2011
  8. Saint

    What is the fate of this universe?

    Saint, Dec 3, 2014 ... 2
    Replies:
    26
    Views:
    1,239
    paddoboy
    Dec 21, 2014
  9. patcho

    What is the Plasma theory of origins?

    patcho, Jan 3, 2005
    Replies:
    0
    Views:
    569
    patcho
    Jan 3, 2005
  10. Nasor

    What is the purpose of the International Space Station?

    Nasor, Jan 10, 2004
    Replies:
    9
    Views:
    680
    EI_Sparks
    Jan 17, 2004
  11. Mr Anonymous

    What Is The Rotational Speed of The Earths Surface?

    Mr Anonymous, Jan 28, 2006
    Replies:
    5
    Views:
    608
    Mr Anonymous
    Jan 29, 2006
  12. nebel

    what is the shape of the shadow of an orbiting body?

    nebel, Apr 22, 2015
    Replies:
    8
    Views:
    443
    Russ_Watters
    Apr 29, 2015
  13. wegs

    What is the time zone of the moon?

    wegs, Sep 22, 2020
    Replies:
    19
    Views:
    1,373
    paddoboy
    Nov 16, 2020
  14. paddoboy

    What is your favourite apod?

    paddoboy, Jan 11, 2014
    Replies:
    7
    Views:
    1,009
    Arne Saknussemm
    Jul 22, 2014
  15. Gravage

    What keeps our any galaxy together in one piece?

    Gravage, Apr 5, 2005
    Replies:
    13
    Views:
    4,173
    Yorda
    Apr 8, 2005
  16. Quantum Quack

    What keeps the Stars apart?

    Quantum Quack, Feb 3, 2008 ... 2 3
    Replies:
    45
    Views:
    5,051
    Quantic
    Feb 6, 2008
  17. Exoscientist

    What kind of multicellular life will we find on Mars?

    Exoscientist, Jun 8, 2002
    Replies:
    1
    Views:
    1,514
    Mr. G
    Jun 9, 2002
  18. notPresidentAndrew

    What kind of radiation does the sun emit?

    notPresidentAndrew, Jan 14, 2003
    Replies:
    1
    Views:
    7,832
    chroot
    Jan 14, 2003
  19. Mickmeister

    What kind of telescope do you have?

    Mickmeister, Jun 12, 2009
    Replies:
    2
    Views:
    542
    James R
    Jun 13, 2009
  20. cosmictraveler

    What lies beneth........

    cosmictraveler, Oct 29, 2003
    Replies:
    0
    Views:
    615
    cosmictraveler
    Oct 29, 2003
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