The 6th Microwaves, Radar and Remote Sensing Symposium (MRRS-2020) continues the series of very successful MRRS Symposia which are conducted regularly since 2005. For the first time, MRRS-2020 is organized in the framework of the First IEEE Ukrainian Microwave Week that will be held in Kharkiv city during June 22-27, 2020. We expect excellent conditions for the successful MRRS-2020. All researchers, experts and students who work in microwaves, radar, remote sensing and adjacent fields are cordially invited to submit original papers and attend MRRS-2020. We are waiting for all our traditional participants as well as new colleagues and friends.