Isaacman pointed to hydrogen leaks on Artemis I and helium flow problems on Artemis II as signs that a three‑year gap between launches is not sustainable. When teams only fly every few years, he said, they lose "muscle memory" — the routine, hands-on experience required to handle a complex rocket safely and efficiently.
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But the Super Heavy booster managed to return to its launchpad as planned, prompting an eruption of applause from ground control teams.
He said that while he was still working his way through submissions, it was clear there was "overwhelming support to modify the approach envisaged in the Carbon Neutral Roadmap".
Space & Astronomy