M3MSat

Maritime Monitoring and Messaging Microsatellite (M3MSat) is a Canadian microsatellite launched in 2016. Part of its mission was to test an advance automatic identification system antenna for the monitoring of ships in Canada's waters. Fun fact: It's about the size of a dishwasher.

More on M3MSat: https://www.asc-csa.gc.ca/eng/satellites/m3msat/default.asp