‘Analog astronauts’ gather in the Biosphere 2 bubble

The Biosphere 2 research center in Oracle, Arizona. (Image credit: Frogman1484/Getty Images)

In the Arizona desert, “analog astronauts” gathered this weekend for an annual conference in a giant, futuristic habitat called Biosphere 2.

The event, called the Analog Astronauts Conference, is an annual gathering showcasing the work of “analog astronauts,” or researchers who have completed simulated space missions, living and working in habitats on Earth that mimic the living conditions expected on destinations like Mars. or the Moon. .

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