Constellation trilogy

Teenaged soldier Noemi and an enemy robot, Abel, who is programmed to obey her commands, set out on an interstellar quest to save her home planet, Earth colony Genesis.

"Abel, the most advanced robot in the galaxy, must save teenaged soldier Noemi by resurrecting her into a human-mech hybrid, a decision which will have consequences throughout the galaxy and may just turn the tide in the war between Genesis and Earth"--