Eath and beyond:
our beautiful planet Earth is a spherical spaceship held in orbit round the Sun by pull of gravity. The atmosphere and everything on Earth is held to it by gravity.
Earth and Sun.
The Earth moves around the Sun, in an orbit, which is almost a circle formed. The Earth is pulled into this orbit by a centripetal force. This force is the gravitational force between the Mass of Sun and mass of Earth.
Earth and Moon.
The Moon is a satellite in circular orbit around the Earth, trapped by gravity.
The Solar system.
Our solar system consist of central star (the Sun), sorrounded by nine planets, including Earth. the planets are held in their orbits by the gravitational pull OF THE SUN.
Our Star: the Sun
The Sun is a star like the others.
Our Galaxy: the Milky way
The Expanding Universe:
So, ASA KARON MAHIMOTANG ANG LANGIT, EMPERNO, UG POGATORYO.
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