Astronomy is literally over your head, but this lesson will explain how we study it. Young scientists make telescopes, calculate and compare the light gathering power of lenses, and simulate detection of infared radiation....

NASA explores meteorites, including discussions on their composition and origin.

[Free Registration/Login may be required to access all resource tools.] Discover how scientists learn about Earth's interior using seismic waves, meteorites, density, and the magnetic field. Additional resources are available for download.

Young children can find facts about the Solar System, the Sun, meteorites, stars, galaxies, planets, our moon, comets, asteroids, and space exploration. Pages offer clear photos and bullet-point information, which is easy to read and...

Enter our solar system to interact with the planets, moons, asteroids, meteors, and more. Investigate with NASA scientists and explore missions related to space exploration. Read facts, compare statistics, look through resources, and...

What's the difference between a meteor, meteorite, and meteoroid, and exactly how scared should we be? Crash Course explains exactly what happens when earth encounters debris as it plows its course around the sun. [11:21]

When you think of natural history museums, you might picture exhibits filled with ancient lifeless things, like dinosaurs or meteorites. But behind that educational exterior, there are hidden laboratories where scientific breakthroughs...

In addition to exploring the inside of the earth, this unit will explore the consequences on the dynamics of the outer layers; it will deepen the knowledge of plate tectonics and the movement of the plates in the past. It includes 16...

[Free Registration/Login may be required to access all resource tools.] Describes the properties of meteors.

[Free Registration/Login may be required to access all resource tools.] Describes the properties of meteors.

A brief vocabulary overview describing the difference between asteroids, comets, and meteors.