Galaxy Crossed

Aliens have invaded Lief's home. With four limbs, skin tones ranging from tan to brown, and eyes the color of the blue sea to the dark swamps, these aliens are unlike anything he's ever seen or heard of. And they're here to take over his home: Demeter 717.
Lena Smith's home is in ruins. Polution, famine, and disease has finally overtaken her planet. With no where to turn, the president has issued a red alert. A ship of people, chosen for their talents in carpentry, medicine, ect., are to go to a planet just outside the Milkyway Galaxy. Just one problem: It's already occupied.
It's survial of the fittest as two similar species battle for one planet's resources and these two teens who couldn't be more different will have to choose between working together to save their species, or letting both destroy themselves.