Sue Burke’s 2019 Interference is the second instalment in her Semiosis Duology.
Over two centuries have passed since the original human settlers first arrived at Pax, a habitable terrestrial planet over fifty light-years from Earth. During that time Earth was focused on internal matters. Now it is finally interested enough to send a follow-up mission to Pax.
Karola is very, very determined to be on that ship.