I was actually kind of worried that the show would prolong the mystery of who the last astronaut was for another week, but happily that wasn't the case.
I was surprised at the revelation that
This week certainly was one where we see that bonds are important, both with the Pod A team and at Houston with Hibito's crewmates.
The fairly realistic relationships are one of this show's biggest strengths, and that came through string this week.
I've always enjoyed the whole mutta eclipse bit in the OP, but I only just noticed that the "Sun" is in the shape of Hibito's hair in contrast. Funny the things you miss, yeah?