Table of contents.
- John Scott Campbell's "Beyond Pluto": "As exiles from earth they went into the great unknown, to meet mysteries of other world ..."
- Frank A Kelly's "Exiles of Mars": "Lone protectors of a planet, they forced the thirst-maddened desert hoards ..."
- John Bertin & Edward Morris' "Rebellion on Venus".
- Laurence Manning's "The Voyage of the Asteroid": "As discoverers they ventured into space, to bow to the elements on an unknown world ..."
- Raymond Gallun & John Michel's "The Menace from Mercury".
- Al H Martin's "The Jovian Horde": "Bestial hordes from Jupiter, they came seeking blood & power ..."