Comments on: How Many Planets? https://briankoberlein.com/2015/11/02/how-many-planets/ Brian Koberlein Tue, 19 Feb 2019 13:26:59 +0000 hourly 1 https://wordpress.org/?v=5.0.3 By: Brian Koberlein https://briankoberlein.com/2015/11/02/how-many-planets/#comment-3188 Tue, 03 Nov 2015 00:14:32 +0000 https://briankoberlein.com/?p=5420#comment-3188 We know that the asteroid belt is not a remnant of a planet.

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By: Jan David Fisher https://briankoberlein.com/2015/11/02/how-many-planets/#comment-3187 Mon, 02 Nov 2015 21:10:50 +0000 https://briankoberlein.com/?p=5420#comment-3187 What about the Asteroid belt? Could that have been the 5th planet?

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