Hank Roper (Spurs' sidekick); Spurs Jackson; Strong Bow; General Carpenter; Doctor Phillips; Charlie Lane
Rockets bearing hydrogen bombs and originating from Mars are destroying major cities on Earth. Spurs Jackson is called in by General Carpenter to go discover the source of the Martian bombs. Nazis who travelled to Mars in 1935 are discovered to be sending the bombs.
Spurs Jackson; Pop McLeod; Janie McLeod; Colonel Steigev; Ben
When a flying saucer lands at the McLeod farm, Pop McLeod leaves his daughter Jane in the house while goes out to investigate. He is shot by a sniper, so Jane goes to Spurs for help. Spurs investigates, discovering the saucer is of Soviet design. Colonel Streigov plans to use the saucer-plane, with a max speed of 650 mph, to set the populace into a panic of alien invasion. Spurs manages to capture Steigov and his men, setting Pop free in the process.
The Jovian Bandersnatch is a creature native to the red spot on Jupiter, an enormous continent floating in gas. The J.B. has two propeller-like appendages on the side of its head to assist it in flying with its wings.
Spurs Jackson; Rapid Fox; Queen Thula of Mars; Stone Man Ag; Stone Man Ob
Queen Thuvia is talking to Spurs, the Mayans Strong Bow, Rapid Fox about desert petrified logs. She gives Strong Bow a thuvia flower she says will grow in the desert then goes Mars. Strong Bow says the flower won't grow in desert and discards it. It instantly sprouts into a bush. The petrified wood turns into Stone Men, led by Ag. Conventional weapons don't work. Strong Bow contacts the Army for an a-bomb. They'll take an hour. Strong Bow and Rapid Fox fire arrows made of thuvia stems to create a forest to pen the Stone Men. Spurs returns in his rocket and drops an a-bomb on the Stone Men.
Spurs and his Space Vigilantes are contacted to investigate a dangerous comet. Spurs takes along Queen Thula of Mars. Spurs and the other vigilantes are captured, only to discover Spurs's old enemies, Korok, ex-Prime Minister of Mars, and Vodor from Venus are piloting the deadly comet toward Earth to devastate the planet. Mars is next.