Astronomy, Exobiology, & Cosmology

amateur astronomy, astrophysics, exoscience

Page 8 of 286
Sort by:
Title ↓ Start Date
Replies Views
Last Message
  1. simple-mind

    Why is electrostatic force neglected in cosmical range?

    simple-mind, Mar 3, 2013
    Replies:
    8
    Views:
    1,553
    James R
    Mar 6, 2013
  2. Plazma Inferno!

    Why is Ceres missing craters?

    Plazma Inferno!, Jul 28, 2016
    Replies:
    2
    Views:
    298
    Plazma Inferno!
    Aug 8, 2016
  3. pluto2

    Why have Earth-like planets not been discovered so far?

    pluto2, Apr 29, 2010 ... 2
    Replies:
    20
    Views:
    3,710
    Giambattista
    May 7, 2010
  4. KennyJC
    Locked

    Why hasn't the universe been destroyed?

    KennyJC, Mar 13, 2005 ... 2 3
    Replies:
    46
    Views:
    2,552
    goofyfish
    Mar 16, 2005
  5. Nasor

    Why go to Mars?

    Nasor, Jun 26, 2004
    Replies:
    1
    Views:
    554
    Iris
    Jun 27, 2004
  6. Plazma Inferno!

    Why galaxies stop creating stars

    Plazma Inferno!, Jul 11, 2016
    Replies:
    0
    Views:
    241
    Plazma Inferno!
    Jul 11, 2016
  7. paddoboy

    Why Explore Space when we have Problems on Earth?

    paddoboy, Oct 13, 2016
    Replies:
    4
    Views:
    700
    nebel
    Jan 1, 2017
  8. paulsamuel

    Why ET life is carbon based

    paulsamuel, May 27, 2004 ... 2
    Replies:
    26
    Views:
    2,852
    Arch_Rival
    Jun 10, 2004
  9. paddoboy

    Why Einstein will never be wrong

    paddoboy, Jan 14, 2014 ... 2 3
    Replies:
    55
    Views:
    4,131
    paddoboy
    Feb 3, 2014
  10. StrangerInAStrangeLand

    Why don't we have as many Hubble pictures of Luna as we do of faraway objects?

    StrangerInAStrangeLand, Nov 16, 2008
    Replies:
    12
    Views:
    727
    leopold
    Nov 19, 2008
  11. stumbledore

    Why don't black holes ever collide?

    stumbledore, Dec 9, 2013
    Replies:
    9
    Views:
    817
    paddoboy
    Dec 21, 2013
  12. Saint

    Why does the universe exist?

    Saint, Jun 4, 2020 ... 2 3
    Replies:
    41
    Views:
    3,182
    C C
    Jun 24, 2020
  13. M00se1989

    Why does the Earth Spin?

    M00se1989, Nov 26, 2010 ... 2
    Replies:
    23
    Views:
    2,345
    Boris2
    Nov 28, 2010
  14. Magical Realist

    Why does Jupiter have a Great Red Spot?

    Magical Realist, Aug 25, 2014 ... 2 3 4
    Replies:
    60
    Views:
    4,144
    paddoboy
    Sep 6, 2014
  15. Neugierig

    Why does anything happen to objects in the vacuum of space?

    Neugierig, Oct 10, 2013
    Replies:
    8
    Views:
    1,833
    sideshowbob
    Oct 11, 2013
  16. grazzhoppa

    Why do we search for life?

    grazzhoppa, Apr 18, 2005 ... 2
    Replies:
    36
    Views:
    2,105
    Novacane
    Jun 12, 2005
  17. Double Overdrive

    Why Do Stars Twinkle?

    Double Overdrive, Jun 1, 1999
    Replies:
    4
    Views:
    1,856
    Aloysius
    Jun 2, 1999
  18. Maast

    Why do merging black holes result in a gamma ray burster?

    Maast, Apr 27, 2006
    Replies:
    3
    Views:
    655
    Maast
    Apr 28, 2006
  19. Alpha

    Why do black holes evaporate?

    Alpha, May 30, 2002 ... 2 3
    Replies:
    46
    Views:
    2,811
    Alpha
    Jun 7, 2002
  20. Electro522

    Why do bar galaxies have a bar in the center?

    Electro522, Feb 29, 2012
    Replies:
    18
    Views:
    2,798
    Dale
    Apr 14, 2012
Showing threads 141 to 160 of 5,716

Thread Display Options

Loading...
Page 8 of 286