Series by J.J. Green ,
There are 9 books in the Space Colony One series. The newest book is Reprisal which came out in 2023.
Facing the enemy at the gates
All her life Cariad had one dream: to participate in humanity's colonization of deep space. After topping her field as a geneticist, and then spending 184 years in cryonic suspension, she's achieved her goal.
But the new planet is not the paradise the scientists…
Humanity's first deep space colony.
Humanity's last hope.
Treachery and sabotage have dogged the early days of the Nova Fortuna colonization project, and worse problems lie in wait.
The data the colonists received about their planet was wrong. No one knows what local predatory life forms threaten the colonists so…
Humanity's last stand.
An attack by unknown aliens has devastated the Nova Fortuna colony. Its long-term survival seems impossible. But the colonists aren't going down without a fight.
Ethan must prepare the Gens for their final battle. Geneticist Cariad must decide whether to reactivate the sinister Guardians to aid in…
On a mission to save humanity
All that remains of human civilization is a fledgling colony on Concordia, a planet light years from Earth.
Infighting and disaster dogged the colony's earliest days, but through the determination and bravery of a few individuals, the remnants of humankind have clung to existence.…
Trapped on a dying planet
General Cherry Lindstrom made a decision that killed millions of a friendly alien species and threatens the future of humanity.
A deadly poison is creeping across the surface of her planet, but the allies of humanity won't reach Concordia in time to mount a rescue.…
Revenge works both ways
When humanity's first deep space colonists touched down on the new planet, they had no idea it was the birthplace of a hostile alien species. After enduring numerous attacks, the survivors realize the aliens are about to enact their revenge by invading Earth.
General Cherry Lindstrom…
Battle to save a doomed planet
When the Concordian colonists finally reached Earth after years lost in space they expected a short visit. All they needed was bio-material to reseed their world.
What they hadn't anticipated was the arrival of the Scythians.
They learn the deadly aliens attacked the planet…
Intruders on the home planet
The crew of the Sirocco has made it back to Concordia—only to find the Scythians got there before them.
Their planet has been invaded, the human population has been enslaved, and the fight for freedom seems hopeless.
But that doesn't stop the Concordians from trying.…