"Off on a Comet! a Journey through Planetary Space" by Jules Verne is a science fiction novel published in 1877. When a comet strikes Earth near Gibraltar, 36 people from various nations are carried away into space on fragments of the planet. As they journey through the solar system, the survivors must adapt to bizarre physical conditions—altered gravity, shortened days, and mysterious atmospheric changes—while old earthly rivalries persist. With two years to find a way home before the comet's return, their survival depends on understanding their strange new world. (This is an automatically generated summary.)