N no_way Guest Jul 18, 2006 #1 http://www.aia-aerospace.org/stats/resources/ast_rlv_06.pdf nice little PDF having all the info about currently existing and in-development space launch concepts in one place. worth a read.
http://www.aia-aerospace.org/stats/resources/ast_rlv_06.pdf nice little PDF having all the info about currently existing and in-development space launch concepts in one place. worth a read.