Steinn Sigurðsson (@steinly0) 's Twitter Profile
Steinn Sigurðsson

@steinly0

Astro Physicist. Scientific Director @arXiv
Planets, Stars, Black Holes & Stuff. Whole Universes, If Needed. Dynamics of Cats; To Say Nothing of The Dog.

ID: 202227691

linkhttps://catdynamics.blogspot.com/ calendar_today13-10-2010 15:42:53

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