Outer Space
Discover celestial objects and phenomena beyond Earth’s atmosphere.
The Moon
![9 Facts About the Moon [Infographic]](https://earthhow.com/wp-content/uploads/2018/06/Moon-425x319.png)
What Color Is the Moon?
The color of the moon is mostly grey. And the lunar maria are dark grey. The 4 most dominant rocks are: mare basalts, breccia, anorthosite and regolith.
Earth Properties
![A Visual Guide to Our Solar System [Infographic]](https://earthhow.com/wp-content/uploads/2018/08/Solar-System-Infographic-425x319.png)
Stars, Galaxies, and Universe
Earth’s Doppelgängers: A List of Earth Like Planets
Today, you’re going to disover a whole list of Earth like planets. Like Kepler 62, Gliese-581c and Proxima Centauri b. These are Earth’s Doppelgängers.
![Supermassive Black Holes: The Center of Galaxies [Infographic]](https://earthhow.com/wp-content/uploads/2019/02/Supermassive-Black-Holes-425x319.png)
![The History of the Universe: The Big Bang and Beyond [Infographic]](https://earthhow.com/wp-content/uploads/2018/08/Big-Bang-Theory-Phases-425x319.png)
![Universe Expansion: The Farthest Galaxy from Earth [Infographic]](https://earthhow.com/wp-content/uploads/2018/12/Universe-Expansion-425x319.png)
The Sun
![5 Facts About the Sun [Infographic]](https://earthhow.com/wp-content/uploads/2018/08/Sun-Composition-425x319.png)
Solar Radiation: How Sunlight Heats the Planet
Our sun is 99% of the total mass of the solar system. It’s this energy from the sun’s thermonuclear reactions that heats the Earth from solar radiation.