What is space?
Space is the area beyond the upper limits of Earth’s atmosphere. It is where all of the asteroids, comets, planets, stars, solar systems and galaxies in our uni
Which is bigger, the universe, or the galaxy?
The universe is bigger. It contains trillions of galaxies.
The galaxy that contains the Earth and its Solar System is called the Milky Way. True or False?
True
What is the galaxy?
A galaxy is a system of solar systems and other stars.
Name the planets in our solar system.
Earth, Jupiter, Saturn, Neptune, Uranus, Mars, Venus, Mercury, Pluto
Our solar system in a part of the galaxy called the Orion Arm. True or False?
True
The core, or the center, of the Milky Way contains dead planets. True or False?
False. It contains hundreds of thousands of massive stars.
Why did people name our galaxy “the Milky Way”?
The Milky Way gets its name from a Greek myth about the goddess Hera who sprayed milk across the sky. In other parts of the world, our galaxy goes by other name
What is nebula?
a cloud of gas and dust in outer space, visible in the night sky
