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Old 15-09-2010, 02:06 PM
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CraigS
Unpredictable

CraigS is offline
 
Join Date: Jul 2010
Location: Australia
Posts: 3,023
There is a lot of conjecture about his planet.

It has an eccentric orbit, so it got a partner planet:

Quote:
This planet should not be as eccentric as is measured. To have maintained its eccentricity over time requires that it be accompanied by another planet. In September 2008, a formerly-unrecognised transit signature at NMSU from January 11, 2005 was incorporated into the data up to then, consistent with a planet at 0.08 AU and under 12 Earth masses.
It has a period of about 2 days (only !)… but:

Quote:
Whatever energy that tidal effects deliver to the planet does not notably affect its temperature.
This isn't what happens around Saturn & Jupiter !

Quote:
The planet could have formed further from its current position, as a gas giant, and migrated inwards with the other gas giants. As it arrived in range, the star would have blown off the planet's hydrogen layer via coronal mass ejection
.. and now a previously unknown convection to account for missing CH4.

I realise that the variability in our own Solar System is immense but it seems that each planet is destined to have its own formation theory !

Surely true scientific value comes from when there is a 'class' of planets which have something(s) in common (?).

We must have a long, long way to go to see the horizon on all this stuff !!

Cheers
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