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The host star has a mass of 0.90 M${}_{\odot }$ I'll refer to this star as Helios. I'll refer to the planets as Helios One, Helios Two, etc. Helios One is 0.55 M${}_{\oplus }$ and orbits at 0.75 AU. It's ...

2 answers  ·  posted 9y ago by Stephanie‭  ·  last activity 9y ago by Stephanie‭