PYRA AND THE TEKTITES #1 by Tyree Campbell & t. santitoro

Thirteen-year-old Pyra lives and goes to school on Ceres, the largest asteroid in the asteroid belt.  Because she has received a couple of bad grades, she fears her parents may send her down to Mars to continue her education.  Pyra, however, has other ideas.  She runs away from home.  She stows away aboard a cargo shuttle, falls asleep, and awakens in free fall.  The shuttle has been stolen by a smuggler, and she is now in Space.
 
But wait!  It gets worse.  The shuttle is captured by Tektites, space pirates who take it to their lair on Kublukan, where Pyra is sold as a servant . . . 
 
This is a graphic novel, Book #1 of Pyra and the Tektites.  Come along with her on these adventures . . . and be sure to order Book #2.