Planets

Regolith

A regolith is a collective term referring to the blanket of powdery materials that cover the surface of several celestial bodies such as the earth, moon, and asteroids among many others. This blanket has a powdery appearance and texture because it is composed of fine debris such as soil, shattered rock, dust, and other small […]

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Protoplanet

In astronomy, the term protoplanet illustrates a type of planet, included in the planet formation theory. This term is defined as the larger planetary embryos within protoplanetary discs that may have gone through the process of internal melting to produce a different planetary interior. It is also believed that these types of celestial bodies are

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Planetisimals

One theory of planetary formation cites small celestial objects known as planetesimals to be the forbearers of planets. They are formed by the combination of dust, rock and other materials moving within the solar nebula. Through a process called ‘accretion’, these small microscopic particles collide and merge to form larger bodies measuring up to a

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Neutrino

A neutrino is a little-understood, mysterious particle smaller than an atom. It is considered as one of the most important particles that our world is composed of. Neutrinos have only been recently discovered (or deduced to exist). They are thought of as similar to electrons, except that they don’t carry an electric charge.

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