Collisions generate gas in debris disks Apr 13, 2017 17:02:20 GMT Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Pincho Paxton on Apr 13, 2017 17:02:20 GMT Link...Collisions generate gas in debris disksPincho says...These physics are used in a lot of my threads... Search My SitePincho Paxton