Earth
An imaginary center line around which Earth rotates.
What is the Axis.
Name the first 4 planets.
What is Mercury, Venus, Earth and Mars
A huge system of stars, dust, and gas held together by gravity.
What is a Galaxy.
The Sun and all the bodies that Orbit it.
What is the Solar System.
Star closest to the Earth.
What is The Sun.
The Earth's ___________ gives us day and night.
What is rotation.
Name the last 4 planets after Mars, also known as the gassy planets.
What is Jupiter, Saturn, Uranus, Neptune.
The distance light travels in one year.
What is a light-year.
The time it takes sunlight to reach the earth.
What is 8.31 minutes.
A cloud of gas and dust in which new stars form.
What is a nebula.
It takes 365 1/4 days for the Earth to make one of these around the sun.
What is an Orbit or Revolution.
Which planet got demoted to dwarf planet status.
What is Pluto.
How long can a human in outer space last without a spacesuit before exploding?
What is 12-26 hours.
A planet's trip around the sun.
What is an orbit.
A gigantic explosion that occurs near the end of the life of some stars.
What is a Supernova.
The natural Satellite that orbits the earth.
What is the Moon.
This planet is our neighbor and is also known as the "Red" planet.
What is Mars.
A frozen mass of different types of ice and dust orbiting the Sun.
What is a Comet.
Is our sun a small, medium or large star?
What is a medium star.
A point in space that has such a strong force of gravity that nothing within a certain distance of it can escape.
What is a Black Hole.
Earth is the ________ planet from the Sun.
What is the 3rd.
This planet is famous for its rings.
What is Saturn.
In 1969 he was the first person to walk on the moon.
What is Neil Armstrong.
The center of our solar system is
What is the sun.
A group of stars that form a pattern.
What is a Constellation.