Night of the Purple Moon

The protagonists in Night of the Purple Moon are thirteen years old. This arguably positions the 190-page novel as straddling the Middle Grade / Young Adult line. However, I am aware of only one person under the age of twenty who has read  the book. She is twelve years old and she reported loving it. She also said that she "cried two pounds of tears". Many other readers in
their reviews have mentioned they are in their 30's, 40's, and 50's – Scott Cramer
Space germs decimate the adult population. Who will survive?

For months, astronomers have been predicting that Earth will pass through the tail of a comet. They say that people will see colorful sunsets and, best of all, a purple moon.

But nobody has predicted the lightning-fast epidemic that sweeps across the planet on the night of the purple moon. The comet brings space dust with it that contains germs that attack human hormones. Older teens and adults die within hours of exposure.

On a small island off the coast of Maine, a group of teens and children struggle to survive in this new world, but all the while they have inside them a ticking time bomb — adolescence.