Jeopardy: A Tripartite Peril (The Jackson Saga Book 3)

Scientists are horrified when they discover an asteroid about to impact their colony.

Although expecting a ship to collect them soon, it won't matter anymore if the monster rock gets there first.

And this wouldn't be a first for this planet.

Beta Hydri IV owes its backward rotation to a massive collision, a half a billion years ago, with what became the asteroid belt.

A piece of that intruder is coming home to roost, and a mass extinction seems inevitable.