Chris Beckett’s Dark Eden has a backstory to rival the book of Genesis. Several generations ago, two humans, Tommy and Gela, survived a crash-landing on a planet without a sun. The planet was not devoid of life or light, though; glowing plants and animals survived by feeding off of the planet’s thermal energy. On this new planet, which they called Eden, Tommy and Gela have children, becoming the Adam and Eve of a new race of humans.
Now, generations later, their progeny,