Date: 2009-11-20 09:04 pm (UTC)
sarken: leaves of mint against a worn wall (Default)
From: [personal profile] sarken
So, who do we see about getting Earth some rings?

Date: 2009-11-20 08:26 pm (UTC)
From: [identity profile] nostalgia-lj.livejournal.com
that is amazin

Date: 2009-11-21 04:21 am (UTC)
From: [identity profile] skywaterblue.livejournal.com
The Doctor should go more places with rings.

Date: 2009-11-21 12:30 am (UTC)
From: [identity profile] elliptic-eye.livejournal.com
Oh, that's lovely. And it even had a performance of the "Ave Maria" that I actually liked. Thank you for that.

Date: 2009-11-21 04:20 am (UTC)
From: [identity profile] skywaterblue.livejournal.com
Yes, wasn't it? Though I suspect rings are sort of inimical to life.

Date: 2009-11-21 05:41 am (UTC)
From: [identity profile] libra-iruka.livejournal.com
Brb, crushing ice and rocks, tides be damned.

Date: 2009-11-21 05:59 pm (UTC)

Date: 2009-11-21 07:50 pm (UTC)
From: [identity profile] littleowl.livejournal.com
One thing that they didn't really cover was the shadows cast by the rings. I found myself staring in fascination at where those shadows fell and wondering how/if that would affect climate and growing seasons/placement of crops.

Date: 2009-11-22 06:01 pm (UTC)
From: [identity profile] skywaterblue.livejournal.com
It's a good point. Presumably plant-life on Earth would have evolved around it.

Date: 2009-11-22 04:10 pm (UTC)
From: [identity profile] cereswunderkind.livejournal.com
The reason the giant planets like Jupiter, Saturn, Uranus and Neptune have rings (however vestigial) and that small rocky planets like Earth, Mars, Venus and Mercury don't is that the big planets' gravitational fields are strong enough to tear moons apart to make them.

In other words, Earth and rings will only be possible if the LHC really does create that great big black hole we've been promised.

Sorry.

Date: 2009-11-22 05:59 pm (UTC)
From: [identity profile] skywaterblue.livejournal.com
Correct, and I don't think rings would be good for life as we know it, on planet. However, we don't know much of anything about so-called Super Earths, and they could both have rings and be habitable.

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