🔬
Astronomy & Space Quiz
Astronomy & Space · Hard
20 questions · Unlimited attempts · Free online practice
The universe is vast, mysterious, and full of incredible discoveries waiting to be explored. From distant galaxies and brilliant stars to planets, black holes, and space missions,...
Playing as a guest
You can play free without an account. Create one to save scores and resume later.
Question of
Explanation:
Choose an answer to continue. Correct answers are revealed after you finish.
Time is up! Quiz Complete!
Your score
Correct
Wrong
Want this score saved?
Create a free account to store quiz history, track streaks, and pick up where you left off. Guests can keep playing without signup.
No questions available for this topic yet.
All 20 questions in this Astronomy & Space quiz
-
Which is the brightest star in the night sky?
- A. Polaris
- B. Betelgeuse
- C. Sirius
- D. Rigel
-
Which planet rotates on its side?
- A. Uranus
- B. Jupiter
- C. Neptune
- D. Saturn
-
Which planet has the strongest winds?
- A. Neptune
- B. Jupiter
- C. Saturn
- D. Earth
-
What is the age of the universe approximately?
- A. 13.8 billion
- B. 1 trillion
- C. 100 billion
- D. 4.6 billion
-
What is the Oort Cloud?
- A. A region of comets
- B. A galaxy arm
- C. A gas nebula
- D. A star cluster
-
What is the name of the largest known star?
- A. Sun
- B. Betelgeuse
- C. UY Scuti
- D. Rigel
-
What is the visible surface of the Sun called?
- A. Chromosphere
- B. Core
- C. Photosphere
- D. Corona
-
Which planet has the shortest day?
- A. Mercury
- B. Jupiter
- C. Mars
- D. Earth
-
What is the most abundant gas in the universe?
- A. Nitrogen
- B. Hydrogen
- C. Helium
- D. Oxygen
-
Which planet has a day longer than its year?
- A. Venus
- B. Mars
- C. Jupiter
- D. Mercury
-
What is the name of the boundary around a black hole?
- A. Singularity
- B. Wormhole
- C. Event Horizon
- D. Orbit
-
Which planet has a moon named Triton?
- A. Saturn
- B. Jupiter
- C. Uranus
- D. Neptune
-
Who was the first woman in space?
- A. Sally Ride
- B. Valentina Tereshkova
- C. Mae Jemison
- D. Peggy Whitson
-
What is the name of the closest star system to Earth?
- A. Betelgeuse
- B. Andromeda
- C. Sirius
- D. Alpha Centauri
-
What is at the center of the Milky Way?
- A. The Sun
- B. A black hole
- C. A large star
- D. A planet
-
Which layer of the atmosphere is the 'garbage dump' for satellites?
- A. Exosphere
- B. Stratosphere
- C. Troposphere
- D. Mesosphere
-
What is the name for the 'soil' on the Moon?
- A. Silt
- B. Dust
- C. Mud
- D. Regolith
-
Which planet has the strongest winds in the solar system?
- A. Uranus
- B. Neptune
- C. Jupiter
- D. Saturn
-
What is the boundary of a black hole called?
- A. Singularity
- B. Orbit
- C. Event Horizon
- D. Wormhole
-
What is the 'Kuiper Belt'?
- A. A planet ring
- B. A star cluster
- C. A region of icy objects
- D. A galaxy arm