Water in space
Your mission: Frozen water on the moon
This resource was created by Space Expo in collaboration with NSO, The Netherlands 2026

In this lesson, we will search for water in the universe. Water is important because without it, life as we know it would not be possible. We have plenty of liquid water on Earth, but the question is whether this is also the case elsewhere in our solar system.
Observing, Predict, Logical Reasoning
Understand that water is necessary for life as we know it on Earth.
Find out where water is found in our solar system.
Understand that water is key in the search for extraterrestrial life.
- Two containers
- Ice cubes
- Bright, large lamp (role of the sun), for example a heat lamp
- Aluminum foil
- Possibly a liquid or cooking thermometer
This resource is only available in Dutch
Explore more Mission X activities!
Join ESA astronaut, Samantha Cristoforetti and Jaime from Cosmic Kids on a brand new adventure… Yoga in Space! Follow along …
Your Mission: Train with a cycle to improve leg muscles, cardio-vascular fitness and endurance. One exercise device that is regularly …
Your Mission: Investigate which factors affect plant growth, and relate these factors to growing plants in space. All the things …
Your Mission: Explore the anatomy of the hand and build a bionic hand from cardboard. In a near future, it …
Your Mission: Identify which plants are suitable for growing in space as a good source of nutrition for astronauts. Food …
Your mission: Perform a course immersed in water using only your arms to prepare for your future extravehicular activity! This …
During a spacewalks, astronauts need some serious dexterity and hand-eye coordination to carefully complete tasks, all while wearing bulky gloves …
Your Mission: Perform a walk, progressing to 1600m to improve lung, heart, and other muscle endurance. When exploring space, astronauts …
Your Mission: Perform a series of somersaults on the ground to improve body coordination, flexibility, balance and strengthen your back, …
Your Mission: Assemble a puzzle quickly and correctly to understand the importance of dexterity and hand-eye coordination. When working with …
