We welcomed back Dr. Brandenburg to discuss his thruster with his new company in Midland, TX, Kepler Aerospace. He also talked about a meteorite with XE 128 relevant to his XE 129 on Mars and nuclear destruction of Mars. Also discussed was the Mach Thruster work with Dr. Woodward. Read the full summary of the show at www.thespaceshow.com for this date, Friday,Sept. 11, 2020.