Earth, Sun, and Moon Vocabulary Crossword

A period of twenty-four hours as a unit of time
The man that proved that other galaxies existed beyond the Milky Way
The time or date at which the sun crosses the celestial equator, when day and night are of equal length
The process of combining two or more things together into one
One of the first people to use a telescope to observe objects in space
Having or representing the earth as a center
The force that attracts a body toward the center of the earth, or toward any other physical body having mass
Having or representing the sun as a center
A colorless, odorless, flammable gas
An eclipse in which the moon appears darkened as it passes into the earth's shadow
Each of the twelve named periods into which a year is divided
A tide just after the first or third quarters of the moon when there is the least difference between high and low water
The partially shaded outer region of the shadow cast by an opaque object
a distinct period or stage in a process of change or forming part of something's development
Created the theory that the Earth was at the center of the universe and that the sun and the other planets all revolved around the Earth
A natural body that revolves around a planet
An eclipse in which the sun is obscured by the moon
The large rise and fall of the tide at or soon after the new or the full moon
A spot or patch appearing from time to time on the sun's surface, appearing dark by contrast with its surroundings
The vertical difference between the high tide and the succeeding low tide
To move or cause to move into a sloping position
The fully shaded inner region of a shadow cast by an opaque object
A gradual decrease in magnitude or extent
A gradual increase in magnitude or extent
A period of 365 or 366 days