REVOLUTION
OUTER PLANETS
GALAXY CLUSTERS
PLANETS
MILKY WAY
THE UNIVERSE
INNER PLANETS
DWARF PLANETS
SATELLITES
METEROIDS
GALAXY
ROTATION
THE BIG BANG THEORY
COMET
SUN
METEOR
STARS
CONSTELLATIONS
METEORITES
ASTEROIDS
It is the movement of the Earth on its axis.
It is the galaxy where the Earth is located.
They are celestial bodies that orbit a star and do not emit light.
Most scientist think that the Universe is the result of a giant explosion.
It consists of all the celestial bodies like planets, stars, solar systems and galaxies.
It is when a meteoroid passes through the Earth's atmosphere and it burns.
They are spherical bodies, much smaller than planets, which orbit the Sun.
It is a rocky, irregular mass that orbits the Sun. They have different sizes, some of them are the size of small stones and others can be bigger than a dwarf planet.
It is made of ice, dust and gases. It has a nucleus, a coma and a bright tail.
Mercury, Venus, Earth and Mars.
It is an enormous group ob billions of stars, planets, gas clouds, dust and rock fragments that is held together by the force of gravity.
They are a group of stars which make an imaginary shape in the night sky.
Jupiter, Saturn, Uranus and Neptune.
It is the brightest star in the sky because it is much closer to Earth that any other star.
They orbit some of the planets. They are also called moons.
They are a group of galaxies that form bigger structures ( hundreds or thousands galaxies together).
The pieces of meteor which hit in the Earth's surface.
They are small pieces of rock or metal from an asteroid or comet that orbits the Sun.
It is the movement of the Earth around the Sun.
They are huge balls of gas that produce energy (light and heat)