Oort Cloud Quizzes, Questions & Answers

Explore where the Sun’s influence ends and interstellar space begins. This Solar System Boundary Quiz covers the Heliopause, the Termination Shock, and the Heliosphere. Test your knowledge on how the solar wind...

How did a shell of ice form so far from the Sun? Our Oort Cloud Formation Quiz details the early history of the solar system. Discover how the gravity of giant planets like Jupiter and Saturn kicked icy planetesimals into the...

Where do comets with orbits lasting thousands of years come from? This Long Period Comets Quiz explores the icy travelers that drop in from the furthest reaches of space. Learn how passing stars or galactic tides nudge these...

Investigate the massive, three-dimensional structure that houses billions of comets. The Oort Cloud Structure Quiz explains the difference between the inner disc-like Hills Cloud and the outer spherical shell. Test your...

Venture into the furthest reaches of the Sun’s gravitational influence. This Oort Cloud Quiz explores the theoretical, spherical shell of icy objects surrounding our planetary system. Learn about its staggering distance...