http://www.universetoday.com/2004/07/02/asteroids-make-tau-ceti-lethal/ Space and astronomy news Sat, 20 Mar 2010 19:00:13 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://www.universetoday.com/2004/07/02/asteroids-make-tau-ceti-lethal/comment-page-1/#comment-39802 Alyssa Tue, 11 Nov 2008 20:44:08 +0000 #comment-39802 I would like to know who discovered this star and when it was discovered. I would like to know who discovered this star and when it was discovered.

]]> http://www.universetoday.com/2004/07/02/asteroids-make-tau-ceti-lethal/comment-page-1/#comment-3888 Sam England Sun, 16 Dec 2007 10:49:11 +0000 #comment-3888 The multitude of comets and asteroids orbiting Tau Ceti may be due to the lack of any Jupiter size or larger jovian planets. It's my understanding of current thought on the subject that large, gaseous planets act as a broom that sweeps smaller bodies out of the system. Surely, if there were any Jupiter sized bodies around TC, we would be identifying them at only 12 lightyears away! The multitude of comets and asteroids orbiting Tau Ceti may be due to the lack of any Jupiter size or larger jovian planets. It's my understanding of current thought on the subject that large, gaseous planets act as a broom that sweeps smaller bodies out of the system.
Surely, if there were any Jupiter sized bodies around TC, we would be identifying them at only 12 lightyears away!

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