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My Solar System
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In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.
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Exploring the Universe: Space Guess Quest
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Space Guess Quest is a fun game that encourages participants to identify the many types of objects in space, from human-made spacecraft to nebulas, galaxies, stars, and worlds.
Light on Other Planets
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In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe
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Transit Tracks
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In this space science activity, learners explore transits and the conditions when a transit may be seen.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-185.jpg?itok=2fziJV2-)
How Do We Find Planets Around Other Stars?
Source Institutions
This fun and simple hands-on astronomy activity describes techniques scientists use to find planets orbiting other stars.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-606.png?itok=jMvv8PYF)
Habitable Worlds
Source Institutions
In this group activity, learners consider environmental conditions—temperature, presence of water, atmosphere, sunlight, and chemical composition—on planets and moons in our solar system to determine