Everyday life inside the International Space Station

Sleeping upside down feels completely normal in space

Astronaut Suni Williams shows the interior of an ISS sleep station, demonstrating how crew members sleep inside vertical booths where sleeping upside down feels completely normal.

How Astronauts Actually Sleep in Space

How astronauts brush their teeth in microgravity

Suni Williams demonstrates how water sticks to a toothbrush in microgravity through surface tension and explains the two options astronauts have for toothpaste.

Brushing Teeth in Zero Gravity

The orbital throne: How the ISS toilet works

Astronaut Suni Williams gives an up-close tour of the space toilet on the ISS, explaining the separate systems for number one and number two.

How the Space Station Toilet Works

Suni Williams displays the pantry options on the space station, ranging from dehydrated meals and international dishes to personal comfort foods from Earth.

What Astronauts Eat on the Space Station

[00:46] How Astronauts Actually Sleep in Space
[03:05] Brushing Teeth in Zero Gravity
[04:55] How the Space Station Toilet Works
[07:15] What Astronauts Eat on the Space Station

Everyday life inside the International Space Station

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