Scientists are making massive discoveries about space every day. But there are still some things—important things—that we still haven't quite figured out. Like what? Find out in the video below.
5 Things We Still Don't Know About The Solar System
Venus and Uranus are each home to their own big mystery.
Why Is Venus So Harsh?
There's plenty about Venus that's just like Earth.
All About Uranus And Neptune
They might be the most easily forgotten in our solar system.
Written by Curiosity Staff November 9, 2016
Wake up with the smartest email in your inbox.
Our Best Articles Daily