Guide to Space
How Do Planets Go Rogue?
Some times planets just head off into the mysterious Universe all on their own, without a star to orbit. How…
What Are The Benefits Of Space Exploration?
Why explore space? It's an expensive arena to play in, between the fuel costs and the technological challenge of operating…
What Is The Difference Between the Geocentric and Heliocentric Models of the Solar System?
What does our Solar System really look like? If we were to somehow fly ourselves above the plane where the…
10 Amazing Facts About Black Holes
Imagine matter packed so densely that nothing can escape. Not a moon, not a planet and not even light. That's…
Why Is Andromeda Coming Towards Us?
I don’t want to freak you out, but you should be aware that there’s a gigantic galaxy with twice our…
Why Is Our Galaxy Called The Milky Way?
We have a lot of crazy informal names for space sights. Sometimes they're named after how they are shaped, like…
How Big Is The Milky Way?
The Milky Way is our home galaxy, the spot where the Earth resides. We are not anywhere near the center…
Are Aliens Watching Old TV Shows?
You've probably heard the trope about how aliens have been watching old episodes of "I Love Lucy" and might think…
How Long Have Humans Been On Earth?
While our ancestors have been around for about six million years, the modern form of humans only evolved about 200,000…
What is the Zodiac?
The zodiac represents the constellations that the Sun passes through in its apparent path across Earth's sky. Because the Sun…