A Year and a Day in a Mars Simulator: Reflections at the Halfway Mark

At Aeon, Sheyna Gifford, mission physician for NASA’s HI-SEAS IV space exploration analogue, reflects on six months in a Mars simulator. When the six-person crew emerges on August 28th, 2016 — after a year and a day “off-planet” — they’ll have completed the longest NASA-funded Mars simulation in history.