totient: (seti)
phi ([personal profile] totient) wrote2010-03-10 02:53 pm
Entry tags:

what's...

this?

Answer in the comments.
fraterrisus: A bald man in a tuxedo, grinning. (Default)

[personal profile] fraterrisus 2010-03-10 08:40 pm (UTC)(link)
A newly recognized (but still hypothetical, until they can do a geological survey to confirm) impact crater.

The cute thing is that that was only discovered because of deforestation, allowing satellite imagery to show the tell-tale ring structure, and may well have been first spotted by a random Google Earth surfer.