These spacesuit prototypes are kept at the Space Vehicle Mockup Facility at Johnson Space Center in Houston, Texas.
Mars Desert Research Station Crew 181 scientist Avishek Ghosh examines bacteria grown in the simulated Mars habitat.
Children are able to remotely control rovers at the museum inside NASA's Johnson Space Center in Texas.
Mission Control at Johnson Space Centre monitors the International Space Station.
These plant samples were grown in simulated Martian soil as part of an experiment at the Mars Desert Research Station.
The desert soil looks and feels a lot like the red planet's surface at the Mars Desert Research Station.
People visit the Rocket Park at Johnson Space Centre in Houston, Texas.
Crew 155 performs a "space walk" during a mission at the Mars Desert Research Station.
An airlock inside the habitat at the Mars Desert Research Station.
