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  • selden's Avatar
    2017-Nov-02, 10:28 AM
    selden replied to a thread Interstellar Comet in Astronomy
    Unlikely, but not impossible. There might be backscatter from the solar system's Zodiacal dust, for example.
    60 replies | 1537 view(s)
  • selden's Avatar
    2017-Oct-27, 04:00 PM
    selden replied to a thread Interstellar Comet in Astronomy
    My simplistic understanding is that when large planets migrate they're flinging protoplanets in all directions. Presumably inward-migrating planets...
    60 replies | 1537 view(s)
  • selden's Avatar
    2017-Oct-25, 09:54 PM
    selden replied to a thread Interstellar Comet in Astronomy
    That was my immediate thought, too. Of course, there must be many actual interstellar bodies of similar mass, whether they originate free-flying in...
    60 replies | 1537 view(s)
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