Oort Cloud: The Solar System's Icy Shell
Solar System

Oort Cloud: The Solar System’s Icy Shell

July 25, 2015 James Miller 0

Also known as the Öpik–Oort cloud, after Dutch and Estonian astronomers Jan Oort and Ernst Öpik, the cloud is a spherical swarm of planetesimals composed mainly of various ices (notably water, methane, and ammonia ice) […]

The Main Asteroid Belt of The Solar System
Solar System

The Main Asteroid Belt of The Solar System

July 20, 2015 James Miller 0

In general terms, the asteroid belt is defined as the relatively thickly populated region approximately between the orbits of the planets Mars and Jupiter. Also known as the main-asteroid belt to differentiate between it and […]