The Hole: Hard Science Fiction Audiobook (Free)

A mysterious object threatens to destroy our solar system. The survival of humankind reaches risk, but nobody takes the caution of young astrophysicist Maribel Pedreira seriously. At the same time, an exiled team of outcasts mines for rare minerals on the lone asteroid.

When additional scientists finally acknowledge Pedreira’s alarming discovery, it becomes clear that these outcasts are the only ones who may be able to conserve our world, knowing that the Gap hurtles inexorably toward sunlight.