4.6 billion years ago, the Moon was born out of a violent collision with Earth. Watch this visualization on its fiery past, and use the discussion questions below with your class.
- What cosmic event do scientists theorize happened about 4.5 million years ago?
- What caused the molten matter to concrete or come together? What formed from this concretion?
- What evidence from the Moon’s surface supports this theory?
- How do scientists know that the moon was only 14,000 miles from the Earth when it was first formed?
- What data would scientists collect in future missions to the Moon.
Related Links from NASA
Lunar Reconnaissance Orbiter
This site provides a wealth of resources about NASAÃ•s return to the moon, including feature articles, multimedia, games, and more!
Explore this in-depth site about the famed Apollo missions. The images, timelines, and journals are sure to serve as invaluable resources for your students.
Top Ten Scientific Discoveries Made During Apollo Exploration of the Moon
What have scientists learned about the moon from lunar samples brought back by astronauts? This site lays out the top ten.
Windows to the Universe: Moon Madness
Jump start your class discussion on the moon with this easy-to-use FAQ from the National Center for Atmospheric Research.
Visit the Museum's Resources for Learning web site to find additional educator resources related to " Our Moon ". Or use the quick search links below to find resources on these topics: