Did You Know? There are an estimated 100-400 billion stars in our galaxy, the Milky Way.
Did You Know? The Sun weighs about 330,000 times more than Earth. It is about 109 times the diameter of Earth and is so large the...
Did You Know? Space is the area beyond the upper limits of Earth’s atmosphere. It is where all of the asteroids, comets, planets, stars, solar systems...
Did You Know? Marie Curie is the only scientist in history to be awarded Nobel prizes in two different categories: she was awarded her first Nobel Prize...