Space/Science — HabitableZone

Space/Science » in reply to Alan Stern is probably...

Thanks For Pointing Out What Alcaray Missed

Perhaps he'll be more receptive hearing it from you. Given that gas giants are made mostly of gas I don't see why frozen gases of higher MW should not be accorded planetary status since they are of both intermediate MW and density between gas giants and terrestrial planets. However, I agree the main issue is that the Kuiper belt isn't necessarily just ice balls.

Regards,
Mark

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