Guide to Space
Circumference of Saturn
[/caption] The equatorial circumference of Saturn is 378,675 km (or 235,298 miles). Not that it's actually possible, but if you…
How Much Bigger is Jupiter Than Earth?
[/caption] Jupiter is the 5th planet from the Sun, and the largest planet in the Solar System. How much bigger…
Circumference of Mars
[/caption] The equatorial circumference of Mars is 21,344 km (or 13,263 miles). This is the distance you would have to…
How Many Miles Around the Earth?
Planet Earth has a circumference of roughly 40,075 km, or 24,901 miles. But since it is not perfectly round, this…
What Type of Planet is Mars?
[/caption] "What type of planet is Mars?" is a question that many readers ask. Mars is one of the four…
What Type of Planet is Venus?
[/caption] Venus is the second planet from the Sun, and a virtual twin of our own planet Earth in many…
What is the Center of the Earth Made Of?
[/caption] We know the surface of the Earth is made of rock, we can examine it ourselves. But what is…
Is Mars Bigger Than Earth?
[/caption] Occasionally, a reader asks ''is Mars bigger than Earth?''. No, Mars is about one half of the size of…
What Percentage of the Earth’s Land Surface is Desert?
[/caption] Seen from space, the majority of the Earth's surface is covered by oceans - that makes up 71% of…
Who Discovered the Milky Way?
[/caption] Head outside at night, far away from bright cities and you'll see a beautiful streak of light splashed across…