Back to Library

Our Amazing Universe

Astrophysics

Explore fun facts about stars, planets, and space for young explorers.

space stars planets solar system

15 Questions Easy Ages 5+ Jul 25, 2026

Practice Test PDF Answer Key PDF

Choose a Study Format

Quiz

Test your knowledge with multiple-choice questions and instant feedback.

Flashcards

Flip through cards to review terms, definitions and key concepts.

True or False

Quickly decide if statements are true or false to reinforce understanding.

Match Game

Race against time to match questions with their correct answers.

Study Guide

Read through all topics and answers as a comprehensive study reference.

Listen Mode

Listen to questions and answers read aloud — great for audio learners on the go.

Embed This Study Set

Add this interactive study set to your website or blog — all 6 formats included.

<div data-quixly-id="4663"></div>
<script src="https://www.quixlylearn.com/assets/embed/widget.js"></script>

Learn more about embedding →

About this Study Set

This study set covers Astrophysics through 15 practice questions. Explore fun facts about stars, planets, and space for young explorers. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 15 questions from the Our Amazing Universe study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is the closest star to Earth?

A The Moon
B Mars
C The Sun
D Jupiter

2 What do we call a giant ball of hot gas that shines in space?

A A planet
B A moon
C A star
D A comet

3 What is the name of our planet?

A Mars
B Earth
C Venus
D Saturn

4 Which planet is known as the 'Red Planet'?

A Jupiter
B Earth
C Mars
D Mercury

5 What is the big, bright object we see in the sky at night that is not a star?

A The Sun
B A planet
C A galaxy
D The Moon

6 What is the name of the system of planets that includes Earth?

A The Andromeda Galaxy
B The Solar System
C The Milky Way
D The Orion Nebula

7 Which planet is the biggest in our Solar System?

A Earth
B Saturn
C Mars
D Jupiter

8 What gives planets their light?

A They make their own light
B They reflect light from the Sun
C They have tiny lights inside them
D They glow in the dark

9 What is a giant spinning collection of stars, gas, and dust called?

A A nebula
B A planet
C A galaxy
D An asteroid

10 What is the closest planet to the Sun?

A Earth
B Venus
C Mercury
D Mars

11 What are the rocky or metallic objects that orbit the Sun, mostly between Mars and Jupiter?

A Comets
B Stars
C Asteroids
D Moons

12 Which planet has beautiful rings around it?

A Jupiter
B Uranus
C Neptune
D Saturn

13 What do astronauts wear when they go into space?

A A swimsuit
B A spacesuit
C A winter coat
D A superhero costume

14 What is the big star at the center of our Solar System?

A The Moon
B Proxima Centauri
C The Sun
D Sirius

15 What do we call a path a planet takes around the Sun?

A A race track
B An orbit
C A tunnel
D A highway

📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.