DeFiance Daily — Vast has added former NASA astronaut Megan McArthur as an Astronaut Advisor, strengthening its push to build the next generation of commercial space stations in low-Earth orbit. McArthur brings more than two decades of human spaceflight experience, including long-duration ISS missions and historic firsts with SpaceX Dragon. The move signals Vast’s focus on human-centered design as private space infrastructure accelerates.