Extant season 1, episode 13: Ascension airs tonight on CBS.
Molly returns to space to redirect the Seraphim away from Earth and try to protect the planet from the dangerous spores.
An astronaut (Halle Berry) returns home from a yearlong solo mission in space. She tries to reconnect with her husband and son in their everyday life. Her experiences in space and home lead to events that ultimately will change the course of human history.
Extant season 1, episode 13 airs Sept. 17 at 10 p.m. EDT on CBS.