When people think of objects in the solar system, they might think about planets first. But there are so many other objects in space to explore.
World of Earth and Space
/world-earth-and-space
The surface of lava can appear smooth, rough, jagged, and sometimes like a pile of construction rubble. What are the stories behind these surface features and how did they form?
Space exploration is an adventure unlike anything else. Discover the history and future of humans in space to learn how you could be a part of it.
Meteorites are rocks from space, often from asteroids, Mars, or even the Moon. Join us on a journey through space and time, as we explore meteorites.
There are millions of galaxies in our Universe. How do we organize them so that we can compare them to each other and learn new things?
Today, the air we breathe has lots of oxygen – over 20 percent! But that wasn’t always the case.
Volcanoes are found on other planets and moons across the solar system. The lava they erupt provides information on how other planets and moons formed.
If humans discovered aliens, what would they look like? And where would we find them?