Space Layers Crossword

The force of attraction that keeps planets moving in a circular pattern around the sun
An object that revolves around another object in space
The two days of the year on which neither hemisphere is tilted toward or away from the sun
The path of an object as it revolves around another object in space
An imaginary line through a body, about which it rotates.
oval-shaped, curved
The center of mass of two or more bodies orbiting around each other
The wobbling of Earth's axis during precession, caused by the moons's gravitational pull on Earth.
point in a planet's orbit that is farthest from the sun
point in Earth's orbit when it is nearest to the sun; (January)
A slow motion of Earth's axis that traces out a cone over a period of 26,000 years
The movement of an object around another object, (1 revolution = 1 year)
The spinning motion of a planet on its axis, (causes day and night on Earth)
A collection of stars, dust, and gas bound together by gravity
all existing matter and space considered as a whole; the cosmos.
relating to the moon
energy produced by the sun
When the tidal range is greatest. (full moon and new moon)
A less than average tide occurring at the first and third quarters of the moon
the point in an orbit most distant from the body being orbited; the highest point
point in an orbit that is closest to the earth
The two days of the year on which the sun reaches its greatest distance north or south of the equator
causes earth to have seasons
Earth's tilt in combination with its orbit around the Sun cause the