The smallest planet, covered in craters.
What is Mercury?
Because of its distance from Earth.
Why is the Sun so important?
Gas
What is a star made of?
Icy
What is a comet?
The shape the Earth travels around the Sun.
What is elliptical or oval?
The first planet beyond the Asteroid Belt.
What is Jupiter?
The size of the Sun.
What is average?
A pattern of stars observed in the night sky at a given time.
What are constellations?
A space rock that has struck Earth's surface.
What is a meteorite?
The Earth spins once around its axis.
What happens in 24 hours?
The planet with the thickest atmosphere, causing heat.
What is Venus?
The center of the Solar System.
Where is the Sun located?
Where do stars form?
Normal space rocks that make up a belt.
What are asteroids?
The time it takes the Earth to orbit the Sun.
What happens in 365.25 days?
The planet closest in physical composition.
What is Mars?
10,000
What is the temperature of the Sun's surface?
1
How many stars are in our solar system?
A space rock within Earth's atmosphere.
What is a meteor?
The Earth's orbit and tilt.
What causes seasons?
Sideways
What is Uranus?
Reasons we orbit the Sun.
What are gravity and inertia?
10 Billion
What is the life span (in years) for an average star?
The space rock with the most gravitational force on Earth.
What is the moon?
88 days.
How long is Mercury's orbit?