This document defines key terms related to astronomy and space exploration, including planets, stars, comets, asteroids, meteors, shooting stars, the sun, moon, satellites, spaceships, telescopes, constellations, astronauts, aliens, and unidentified flying objects. It also provides brief descriptions of comets as icy masses that orbit the sun, asteroids as rocks that orbit the sun and sometimes enter the Earth's atmosphere as meteors, and satellites as objects that orbit planets like Earth to transmit information.

1. THE UNIVERSE
VOCABULARY

2. ASTRONOMY
The science that studies
the Universe

3. PLANETS
MOON
SUN

4. SHOOTING
STAR
STAR
ROCKET
SPACESHIP

5. ALIENS
COMET
It’s a big mass of ice, dust and
gases that spins around the sun.
U.F.O
Unidentified Flying
Object.
SATELLITE
It’s an object that spins around a planet to
send us information about it.

6. ASTEROID
It’s a rock that spins
around the sun. When the
rock breaks into pieces
close to the Earth, they
become shooting stars.
It’s a piece of a rock
(asteroid) that reach the
Earth.
METEORITE

7. It’s a group of stars that
form drawings like shapes
of animals.
The Big Dipper
CONSTELLATION

8. ASTRONAUT
TELESCOPE

9. He was the first person to
walk on the Moon.
Apollo 11 was
the spaceflight that landed
the first humans on
the Moon.

10. He was the first person to
walk on the Moon.
Apollo 11 was
the spaceflight that landed
the first humans on
the Moon.