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Watch the aurora australis, the southern lights, from outer space
Watch the aurora australis, the southern lights, from outer space
Watch a time-lapse video of the aurora australis in the Southern Hemisphere.
NASA
Watch the aurora australis, the southern lights, from outer space
Consider how Isaac Newton's discovery of gravity led to a better understanding of planetary motion
Get a glimpse of planet Earth as observed from the International Space Station.
Explore planet Earth's interior structure; the crust, the mantle, and the core
View a demonstration to understand Albert Einstein's general theory of relativity
See experiments describing gravity and why zero gravity or weightlessness influence the Earth
What causes the seasons?
Understand Earth's geomagnetic field through the dynamo effect principle
View of Earth from the Messenger captured by the Mercury Dual Imaging System's wide-angle camera
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