Other editions of book Monsters on Mercury

Welcome to the future… The year is 2811 and new laws mean that everyone has to retire at the age of 18 - the kids now rule the universe! Follow Space Hopper agents Dan Fireball and Astra Moon as they patrol the universe, fighting crimes and chasing the Solar System's most notorious villain, The Geezer. Dan, Astra and Volt arrive at the Alien Animal Zoo on Mercury to discover the whole place is deserted. Only a handful of weird and wonderful animals remain, hidden in caves after escaping the cluthes of the Geezer. Tracking their arch-enemy to his spaceship rest home, our heroes find themselves faced with a monster created out of several different endangered species. Can our heroes put a stop to this mixed-up monster and restore the animals to their former selves?