Space/Science — HabitableZone

Space/Science » in reply to 1AU=93 Million Miles

re: 1AU=93 Million Miles

Fair enough. Good info on Astronomical Units. :)

Now then, any clues on why the comas of comets often reach 1+ AU in length, and still remain filamentary and not diffuse clouds of gas? I'm just wagering a guess of magnetic self-constriction of their ionized sheaths (comas)?

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