September 2021 www.techbriefs.com Vol. 45 No. 9 One Step Closer to Life on Mars Executive Roundtable: Cloud Software The Problem of Obsolete Avionics SPECIAL SECTION: Technology Leaders in Aviation/Aerospace Cov ToChttp://www.techbriefs.com http://www.abpi.net/ntbpdfclicks/l.php?202109TBNAV