NASA is heading back to the drawing board for a Mars Sample Return architecture, and is accepting proposals for mission studies by May. I talk about a few takeaways from the communication of that plan, and ponder whether or not SpaceX is going to do the damn thing.

NASA selected 3 teams to work on unpressurized rovers for Artemis, while Japan signed on officially to provide a pressurized rover in exchange for seats on Artemis landers. Elsewhere, Mitsubishi took a stake in Starlab, and I still needed to catch up on Starship’s 3rd flight and the ensuing...