Tales of the United Solar System Alliance is a spinoff segment in the Sparks Nevada, Marshal on Mars universe. It focuses on the life of Gene Peeples, captain of the starcrafts Orsino, then later Olivia, and current Professor at the USSA Academy.
- T-Minus (TAH #58)
- New Frontiers (TAH #117)
- Cactoid Jim, King of the Martian Frontier - MurderMen (TAH #92) also heavily features Gene Peeples, Erica Peeples and Linda Bailey-Peeples.