A Journey in Other Worlds: A Romance of the Future by John Jacob Astor  || Astor, John Jacob, 1864-1912 || Science fiction; Utopias -- Fiction; Space ships -- Fiction; Manned space flight -- Fiction; Jupiter (Planet) -- Fiction; Saturn (Planet) -- Fiction || Science Fiction; Browsing: Literature; Browsing: Science-Fiction & Fantasy; Browsing: Fiction || Language : English