Astro Trowel - For my ID Tech class we had to design a trowel for a very specific user. As you can see, my user is from the future.
(Though I do all of my own illustration, this represents an exception. The original illustrations of the explorers are by the late American Illustator Ed Emshwiller. These can be found in the 1958 edition of Robert A. Heinlein’s book “Have Space Suit – Will Travel”.)