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B unsure of astrophysics unit

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  1. Jul 31, 2017 #1
    what is this unit, ⊕ ?? was reading an astrophysics book and came across it. "Gas Giant planets (>10 M⊕)" Im guessing that its mega something?
     
  2. jcsd
  3. Jul 31, 2017 #2
    Earth masses. So >10 M⊕ is more than 10 earth masses.
     
  4. Jul 31, 2017 #3

    tony873004

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    If you see one that is a circle with a dot instead of a plus, that means Sun.
     
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