Astronomy - The study of celestial objects and phenomena., Axis - An imaginary line that something spins or rotates around., Celestial - Relating to the sky or outer space., Ebb Tide - The falling tide that flows back out to the sea., Eclipse - An event in which one celestial object moves into the shadow of another object., Flood Tide - The rising tide that comes in from the sea., Gravity - The force that attracts objects toward each other., High Tide - The peak of the tide, where the water level is at its highest., Low Tide - The opposite of high tide, where the water level is at its lowest., Lunar Eclipse - When the Earth passes between the Sun and the Moon, casting a shadow on the Moon., Neap Tide - A tide with the least difference between high and low tide, occurring during the first and last quarter moon phases., Orbit - The path that a celestial object follows as it moves around another object in space., Penumbra - The partially shaded outer region of a shadow, lighter than the umbra., Radius - The distance from the center of a circle or sphere to the outer edge. In the context of planets, it refers to the distance from the center to the outer edge or surface of the planet., Revolution - The motion of a celestial object around another object., Rotation - The spinning motion of a celestial object around its own axis., Shadow - The dark shape created when an object blocks light from a bright source, resulting in shadow formation on surfaces behind the object., Solar System - A system consisting of the Sun, planets, moons, comets, asteroids, and other objects that orbit around the Sun., Spring Tide - A tide with the greatest difference between high and low tide, occurring during the full moon and new moon phases., Tidal Range - The difference in water level between high tide and low tide at a particular location., Tides - The rise and fall of sea levels caused by the gravitational pull of the Moon and the Sun on Earth's oceans., Umbra - The darkest part of a shadow where light is completely blocked., Waning - When the Moon appears to shrink in the sky., Waxing - When the Moon appears to grow larger in the sky., Solar Eclipse - When the Moon passes between the Earth and the Sun, blocking the Sun's light.,

Earth, Moon, Sun (Space)

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