https://www.futurity.org/water-vapor-cubesats-1508332/
A new system aims to use water vapor to propel tiny satellites. These CubeSats may fill Earth's orbit in the future.
nano satelliteslittlenozzlescouldpropel
https://www.business-standard.com/article/current-affairs/isro-to-launch-pslv-54-on-nov-26-with-oceansat-3-8-nano-satellites-122112000172_1.html
The Indian Space Research Organisation will launch PSLV-54/ EOS-06 mission with Oceansat-3 and eight nano satellites on board from Sriharikota spaceport on...
isrolaunchpslvnovoceansat