MILKY WAY
REVOLUTION
THE BIG BANG THEORY
INNER PLANETS
GALAXY
DWARF PLANETS
METEROIDS
COMET
GALAXY CLUSTERS
CONSTELLATIONS
OUTER PLANETS
SATELLITES
METEOR
THE UNIVERSE
PLANETS
ASTEROIDS
STARS
METEORITES
ROTATION
SUN
It is the brightest star in the sky because it is much closer to Earth that any other star.
Mercury, Venus, Earth and Mars.
Jupiter, Saturn, Uranus and Neptune.
It is the movement of the Earth around the Sun.
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.
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.
They are spherical bodies, much smaller than planets, which orbit the Sun.
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.
The pieces of meteor which hit in the Earth's surface.
They are a group of galaxies that form bigger structures ( hundreds or thousands galaxies together).
They orbit some of the planets. They are also called moons.
It is the galaxy where the Earth is located.
Most scientist think that the Universe is the result of a giant explosion.
It is the movement of the Earth on its axis.
They are small pieces of rock or metal from an asteroid or comet that orbits the Sun.
They are celestial bodies that orbit a star and do not emit light.
They are a group of stars which make an imaginary shape in the night sky.
They are huge balls of gas that produce energy (light and heat)
It is made of ice, dust and gases. It has a nucleus, a coma and a bright tail.
