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I stand corrected. I definitely missed the "floating alone in space" part...for some reason I got in my head there was a companion.

• danparsonson 3y ago
  They did discuss that possibility, at least in the paper, and it was my first thought for an explanation, but I think they discounted it because it would require an unrealistic or impossible orbit.
  • kjs3 3y ago
    I jumped to a similar conclusion. Not my best post.
    • danparsonson 3y ago
      Happens to the best of us :-) https://xkcd.com/1053/ https://xkcd.com/1053/