Irish author of A Plunge Through Space1 (1890) which passed through many editions and laid the foundation for its author's fame as one of the pioneers of the interplanetary novel. After a flight, using antigravity, to Mars, the explorers come upon a utopian civilization in which the population has achieved zero growth, workdays are only two hours long, and the government is so perfect that there is no need for politicians!
Reference
Cromie, Robert. A Plunge Through Space. London: Frederick Warne (1890).