Space/Science — HabitableZone

Space/Science » in reply to Re: Escape velocity

Re: Escape velocity
RobVG — (archived)

Hi gbaikie.
Granted the Earths density at 5.5 is greater than out sun's at 1.4.

I don’t think it’s the density that is relevant, but total mass. Our sun has 300,000x the mass of Earth.

Source for mass/ density fig.s: One very old and moldy Astronomy book.

Cheers,

Rob

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