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Results tagged with planetary-rings
Search options answers only
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user 21222
For questions about rings and their effects on the world and its people.
11
votes
Rings made out of water?
This is the phase diagram for water.
As you can see, it takes pressure for water to be a proper liquid. In a vacuum, it goes straight from solid to gas and vice-versa.
It would take approximately 0.6 …
- 142k
3
votes
Reality Check - Collision of a Moon prevented by turning it into a ring
Edit: it's been six years or so since I answered the question. To honor the votes I got so far I will leave my original answer below, I just want to say that I think a bit differently now.
A ring arou …
- 142k
34
votes
Accepted
How to explain planetary rings pulsating?
Io and Jupiter have a very special relationship. Io is a volcanic moon, which ejects charged particles. Due to its relatively low gravity (~0.18g), the particles escape, but they get trapped by Jupite …
- 142k
5
votes
Can there be a moon within a planetary ring?
A picture is worth a thousand words.
Check the leftmost part of it.
Click for a bigger picture (this is the source).
And the source article as well.
Edit: HDE's answer also uses Saturn's moons f …
- 142k