THE NATURAL ATTRACTION BETWEEN PHYSICAL BODIES, ESPECIALLY WHEN ONE OF THE BODIES IS A CELESTIAL BODY, SUCH AS THE EARTH

THE PATH OF A BODY IN A FIELD OF FORCE SURROUNDING ANOTHER BODY

A GROUPING OF STARS ON THE CELESTIAL SPHERE PERCEIVED AS A FIGURE OR DESIGN

1. THE ACT OR PROCESS OF TURNING AROUND A CENTER OR AN AXIS.

THE AXIS OF THE EARTH, FROM NORTH POLE TO SOUTH POLE, AROUND WHICH THE EARTH TURNS).

1. ORBITAL MOTION ABOUT A POINT

DAY IS WHEN THE SUN IS OUT NIGHT IS WHEN THE SUN IS NOT OUT

1. ONE OF THE FOUR NATURAL DIVISIONS OF THE YEAR, SPRING, SUMMER, FALL, AND WINTER

1. EITHER OF TWO TIMES OF THE YEAR WHEN THE SUN IS AT ITS GREATEST ANGULAR

1. EITHER OF TWO POINTS ON THE CELESTIAL SPHERE AT WHICH THE ECLIPT

A HALF OF A SPHERE BOUNDED BY A GREAT CIRCLE

A NATURAL SATELLITE, OR MOON, IS A CELESTIAL BODY THAT ORBITS ANOTHER BODY