International Space Station

A history of the first 50 years of human space flight.

Learn how astronauts survive in the International Space Station.

Learn about the history of space stations and how they help us learn about space.

Discover some background information on how we'll learn to live and work on the Moon - and beyond!

Learn about a new material for spacesuits and the engineer who designed it.

Carbon dioxide is an important part of the air on Earth and in space. What is carbon dioxide? How is it measured? How can it affect us mentally and physically?

Temperature is an important part of life on Earth and life in space. This backgrounder explains what temperature is, how it affects people and how it is controlled on the International Space Station.

Litter isn't just a problem on Earth. When litter ends up in space, it can cause collisions and other consequences for satellites, the International Space Station and even for people on Earth!

This backgrounder explains what noise is, how it is measured, and how it affects our hearing, wellness and more.

This backgrounder explains what light is, how it is measured, and how it affects people on Earth and astronauts on board the International Space Station.

Humidity is an important part of life on Earth and life in space. This backgrounder explains what humidity is, how it is measured and how it affects us both mentally and physically.