PDA

View Full Version : Planet of Lava a Former Gas Giant



Fraser
2010-Jan-15, 08:20 PM
Matryoshka dolls are a popular novelty for tourists going to Russia to bring home for their children. These dolls, which are hollow wooden bowling pin-shaped representations of a Russian woman (or babushka), are nested inside of each other, each doll smaller than the one that encases it. In a perfect model of planetary matryoshka dolls, the [...]

More... (http://www.universetoday.com/2010/01/15/planet-of-lava-a-former-gas-giant/)

IsaacKuo
2010-Jan-15, 08:34 PM
If the planet is tide-locked and the dark side is freezing at down to -210 degrees, then could there be water/CO2/ammonia/methane ice on the dark side?

cran
2010-Jan-16, 01:57 AM
if it's tide-locked, when (and at what rate) in the process of loss of volatiles and inward migration would tidal locking occur?

even with the extra mass, I tend to think that the lighter compounds (ammonia, methane, water) would have been lost before tidal lock was achieved ...

carbon dioxide? not sure, but sulfides should be much more common in that kind of environment ...