Astronomy Crossword

the branch of science which deals with celestial objects, space.
each of the twenty-four-hour periods
each of the twelve named periods into which a year is divided.
the time taken by the earth to make one revolution around the sun.
each of the four divisions of the year.
the regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
move or cause to move in a circle round an axis or centre.
an artificial body placed in orbit round the earth or another planet in order to collect information or for communication.
a celestial body moving in an elliptical orbit round a star.
a small body moving in the solar system that would become a meteor if it entered the earth's atmosphere.
a small rocky body orbiting the sun.
a fixed luminous point in the night sky which is a large.
a region of space having a gravitational field so intense that no matter or radiation can escape.
either of the two times in the year.
he time or date (twice each year) at which the sun crosses the celestial equator.
a tide just after a new or full moon.
a tide just after the first or third quarters of the moon when there is least difference between high and low water.
an eclipse in which the sun is obscured by the moon.
an eclipse in which the moon appears darkened as it passes into the earth's shadow.