Astronauts Jessica Watkins and Bob Hines work on a space botany study to test soilless hydroponic and aeroponic methods to grow plants.
iss067e149651 (June 24, 2022) — NASA astronauts Jessica Watkins and Bob Hines work on the XROOTS space botany investigation, which used the station’s Veggie facility to test soilless hydroponic and aeroponic methods to grow plants. The space agricultural study could enable production of crops on a larger scale to sustain crews on future space explorations farther away from Earth.