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Space.com • Michaela Musilova

NASA’s yearlong Mars simulation ends as crew exits habitat; underwater analog tests probe spacewalk safety

Four volunteers who spent more than a year living and working in a simulated Mars mission are due to leave their habitat on Saturday, Oct. Separately, analog astronaut Michaela Musilova led low-visibility underwater “spacewalks” to test astronaut safety and communications protocols—using terrestrial simulations to examine challenges crews may face during space missions.

2026-10-27T14:05:26.260222-07:00

Human Spaceflight & Space Stations

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NASA’s yearlong Mars simulation ends as crew exits habitat; underwater analog tests probe spacewalk safety

Four volunteers who spent more than a year living and working in a simulated Mars mission are due to leave their habitat on Saturday, Oct. Separately, analog astronaut Michaela Musilova led low-visibility underwater “spacewalks” to test astronaut safety and communications protocols—using terrestrial simulations to examine challenges crews may face during space missions.

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European Spaceflight

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Australia counters ESA’s offer for ISS mission seat for astronaut Katherine Bennell-Pegg

Australia has submitted a counteroffer to the European Space Agency over the cost of sending astronaut Katherine Bennell-Pegg on a mission to the International Space Station. The proposed funding has drawn domestic criticism, with the government accused of haggling over the price of the historic mission.

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SpaceWatch Global

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NASA shifts Artemis III docking test to 2027 as it targets crewed Moon landing in 2028

NASA’s revised Artemis plan moves the Orion docking test with SpaceX’s Starship and Blue Origin’s Blue Moon landers to Artemis III in summer 2027, with a crewed lunar landing now planned for Artemis IV in 2028. The agency also outlined challenges and added testing milestones for both lander providers.

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