Zack Walker

Zack is a prodigious intellect within Class B-5, boasting an IQ of 200 and a certified spacecraft pilot's license. Throughout the Astra's perilous journey, he shoulders the critical responsibilities of navigation planning and mechanical upkeep, anchoring the crew with his unshakeable composure and razor-sharp analytical thinking. While he struggles to connect with others on an emotional level and can come across as socially awkward, his technical mastery and sound judgment have earned him the unwavering trust of his teammates. He and Quitterie share a long-standing bond as childhood friends.