Houston, we have a podcast.

Welcome to the official podcast of the NASA Johnson Space Center episode 61,

hostile and closed environments.

This is part five of our five part series on the Five Haz of humans faceplate.

How many times can I say five in a row?

Five times.

I'm Gary Jordan and I'll be your host today.

On this podcast, we bring in the experts, NASA scientists,

engineers, and astronauts, all to let you know

the coolest information about what's going on right here at NASA.

So today, like I said, is the final chapter in this five-part series.

The Human Journey to Mars is an extremely complex undertaking and challenging hazards such as radiation,

isolation confinement, distance from Earth, gravity, and this last one, hostile and

closed environments, are being studied using ground-based analogs,

laboratories, and of course, the the International Space Station right above us.

Today we consider closed and hostile environments with Dr. Brian Crucian, a biological studies

and immunology expert at the Johnson Space Center.

Brian serves as the principal investigator

for a NASA functional immune study.

According to him, quote,

the immune system is very complex

and several aspects of immunity remain uninvestigated during spaceflight.

...