Shatterworld by Lelia Rose Foreman

Shatterworld

When 12-year-old Rejoice discovers aliens in the ocean and then the doom that is aimed at her planet, she needs to help her people find a way to survive.
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Circumnavigation of Shatterworld by Lelia Rose Foreman

Circumnavigation Of Shatterworld

When sixteen-year-old Rejoice returns from her mission in space, she volunteers to join her family in a year-long sea voyage around New Earth.
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The Mayan Apocalypse

Andrew Morgan is a wealthy oil executive in search of the meaning of life. As the time draws closer to December 21, 2012, a meteorite impact in Arizona, a volcanic eruption, and the threat of an asteroid on a collision course with earth escalate fears. End-times thriller for adult readers.
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Mission 6: Moon Racer

A devious plot threatens to overtake the spaceship Moon Racer as Tyce, Ashley, and the crew near the end of their six-month journey from Mars to Earth. Who’s the rebel mastermind? Science fiction for teens by Sigmund Brouwer.
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