Froggy Jumps Astronomy QuizOnline version Test your knowledge about astronomy with this quiz game! by Matt Davis 1 What is the study of celestial objects, such as stars, planets, and galaxies, called? a Biology b Geology c Astronomy 2 Which planet is known as the Red Planet? a Mars b Venus c Jupiter 3 What is the largest planet in our solar system? a Neptune b Saturn c Jupiter 4 What is the closest star to Earth? a Proxima Centauri b Sirius c Sun 5 What is a group of stars that form a pattern called? a Nebula b Galaxy c Constellation 6 What is the name of the galaxy that contains our solar system? a Milky Way b Andromeda c Whirlpool 7 What is the process by which a star releases energy? a Nuclear fusion b Radioactive decay c Nuclear fission 8 What is the phenomenon where light is bent due to gravity? a Gravitational lensing b Refraction c Diffraction 9 What is the name of the theory that explains the origin of the universe? a Pulsating universe theory b Big Bang theory c Steady state theory 10 What is the study of the motion and behavior of objects in space called? a Astrodynamics b Astrophysics c Astrobiology