NASA plans to grow plants in space to help feed astronauts, and to provide psychological benefits for long-term space flight.[7] In 2017, aboard ISS in one plant growth device, the 5th crop of Chinese cabbage (Brassica rapa) from it included an allotment for crew consumption, while the rest was saved for study.[8] A Japanese artist took images of flowers and bonsai tree in a near-space flight using a balloon.[9] An early discussion of plants in space, were the trees on the brick moon space station, in the 1869 short story "The Brick Moon".[10]