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Outer Space Exploration

A Grade 3 science worksheet covering basic concepts of outer space, planets, and stars.

Grade 3 Science Earth & Space ScienceOuter Space
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Includes

Multiple ChoiceFill in the BlanksTrue / FalseShort AnswerCustom

Standards

5-ESS1-1

Topics

scienceouter spaceplanetsstarssolar system
7 sections · Free to use · Printable
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Outer Space Exploration

Name:

Date:

Score:

Read each question carefully and answer to the best of your ability. Good luck!

1. Which celestial body is at the center of our solar system?

a

Moon

b

Earth

c

Sun

d

Mars

2. Which planet is known as the 'Red Planet'?

a

Jupiter

b

Mars

c

Venus

d

Saturn

3. The Earth is a   that orbits the Sun.

4. Stars are giant balls of hot   that produce their own light.

5. The Moon is a star.

T

True

F

False

6. There are eight planets in our solar system.

T

True

F

False

7. What is the name of our galaxy?

Look at the diagram of the solar system below. Can you name three planets you see?

Solar system diagram