National Network for Equitable Library Service

Islands of Space is a science fiction novel by author John W. Campbell, Jr.. It was first published in book form in 1957 by Fantasy Press in an edition of 1,417 copies.

Originally published as a serial in Amazing stories under the title of Uncertainty.

In the distant future humans are one of only three known intelligent species. One of the others, the Klikiss, has inexplicably vanished.

Early in the 25th century, humans ignited a fierce war with the hydrogues.

The momentous war between the powerful hydrogues and fiery faeros continues, with planets and stars being consumed in the devastation.