Space

5. – An imaginary line that runs through the center of Earth from the North Pole to the South Pole that Earth rotates around.
6. – The curved path one object follows as it moves around another object in space.
7. Belt – A region of space between Mars and Jupiter where many asteroids orbit the Sun.
9. Eclipse – When the Moon moves between the Sun and Earth and blocks some or all of the Sun’s light.
10. of the Moon – The different shapes of the Moon we see from Earth as it orbits our planet.
11. – A rocky object in space that orbits the Sun but is smaller than a planet.
14. - To spin around an object’s center. Earth rotates once every 24 hours, which causes day and night.
15. Armstrong / Buzz Aldrin – The astronauts who first walked on the Moon during the Apollo 11 mission.
16. Flare - A sudden, powerful burst of energy and light that comes from the surface of the Sun.
20. 11 – The NASA space mission in 1969 that first landed humans on the Moon.
21. – A piece of a meteoroid that survives its trip through Earth’s atmosphere and lands on Earth’s surface.

1. – The day with the longest or shortest amount of daylight in the year.
2. – A small piece of rock or metal traveling through space.
3. Eclipse – When Earth moves between the Sun and the Moon and Earth’s shadow falls on the Moon.
4. – When the visible part of the Moon is getting bigger each night.
8. – A meteoroid that enters Earth’s atmosphere and burns up, creating a bright streak of light often called a “shooting star.”
12. – An object that orbits around a planet. Some satellites are natural (like the Moon) and some are human-made.
13. – A time when day and night are about the same length everywhere on Earth. It happens twice a year.
17. - To move in a path around another object. Earth revolves around the Sun once every year.
18. – When the visible part of the Moon is getting smaller each night.
19. – A ball of ice, dust, and rock that orbits the Sun and forms a glowing tail when it gets close to the Sun.