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May 31, 2015 at 18:30 comment added HDE 226868 Composition matters, so you'd have to have gas giants with just the right amount of hydrogen.
May 19, 2015 at 13:24 comment added Michael McGriff It would have to be a lot of planets, for example the sun "holds 99.8 percent of the solar system's mass". space.com/58-the-sun-formation-facts-and-characteristics.html
May 18, 2015 at 22:11 history answered Jimmy360 CC BY-SA 3.0