• Rough and Smooth Lava

    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?

Ask An Earth and Space Scientist

Ask An Earth and Space Scientist is an educational resource for students, teachers, parents, and life-long learners. We encourage anyone interested in earth and space to make use of its content.

How do we study volcanoes on other planets?

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.

What are comets?

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.

Rough and Smooth Lava

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?

Astronaut illustration

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.