or for instance to astronaut Frank De Winne, the second Belgian in space. This practice

was incorporating looking like zero gravity. We had an astronaut come in and showed us

Like an astronaut in space.

of 50,000 microsieverts per year. But that's less than another occupation. Astronaut. An

astronaut on the space station for six months will receive about 80,000 microsieverts worth

ASTRONAUT FRIEND OF HIS FROM

I'm Don Pettit. I'm a NASA astronaut

where you're an astronaut

or talk to an astronaut.

But this astronaut said, "No, it was not true, Chauvin did."

orange, the astronaut, the engineer.

and Don Pettit, an astronaut, his theory is that, that low pressure zone starts to suck material away