With the birth of the Gemini Program, the space program was born. Though the race was on to be the first, each tiny misstep in calculations could mean the difference between life and death for those involved.
Barry gets the chance to throw the first pitch at a Philadelphia Phillies game and believes this is his chance to play professionally, but it's anything but. Meanwhile, Erica makes an important decision about her future in college.
Dre reluctantly helps Junior plan Pops' 65th birthday party and starts to see his dad's past in a new light. Meanwhile, Bow decides to say 'yes' to everything for a whole year and Jack and Diane take advantage of her.
After the death of her parents, Jax matriculates at the Fleet Training Academy on Earth where she learns to defend the Galaxy from intergalactic threats and makes a new family of friends, but also makes a shocking discovery about her own identity.