A rocketmobile was a type of automobile that had a rocket engine.
Kryptonian cars appeared to be rocket cars, although it is possible that they were actually jet cars.
On Earth, rocketmobiles were likely common at least by the 60th century.
- Rocketmobiles were created by Otto Binder and Curt Swan and first appeared in Superman's Pal, Jimmy Olsen, #28 (April 1958).
- ↑ As seen in the Superfriends season 1 episode The Planet-Splitter (1973).
- ↑ As seen in The Planet-Splitter (1973).
- ↑ This is conjecture based on DC Comics.
- ↑ For more information about that DC comic book, click here.