RainCube is a cubesat equipped with a Ka-band radar that uses a deployable antenna.
Smallsats, including RainCube, provided measurements of a powerful typhoon in the western Pacific Ocean in September 2018.
RainCube performed the first successful test of its Ka-band radar in orbit.
RainCube is a cubesat that was deployed from the International Space Station to test the use of Ka-band radar for measuring precipitation.