Recent content by Western Sage

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    NASA supercomputer finds billions of comets mimicking the Milky Way's shape: 'The universe seems to like spirals!

    To this layman, it seems the spiral structure is very similar to eddies that form on edges and against obstacles in moving water and gas. Perhaps someone knowledgable in fluid or aero dynamics can help us understand this feature.
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    Space-time is swirling around a dead star, proving Einstein right again

    I agree with the concern that the object with the smaller mass, the neutron star, should be orbiting the object with the larger mass, the pulsar. Does the author know something we don't? Or is this just a misstatement?
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    Controversy over giant telescope roils astronomy conference in Hawaii

    This is a repeat of the controversy on Mt. Graham in Arizona, which astronomy eventually won over the objections of traditional Apaches. Traditional values are important and must be respected and treasured, but so is furthering mankind's knowledge of the multiverse in which we live. Surely...
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    stop getting message windows from this site

    Amen! End this feature permanently!
  5. W

    Question How would you (personally) define a planet?

    (1) A "planet" is a celestial body that orbits a star, (b) has sufficient mass for its self-gravity to overcome rigid body forces so that it assumes a hydrostatic equilibrium (nearly round) shape, and (c) has gravity sufficient to hold an atmosphere with a density at mean ground level or sea...