Scientific Terms

Redshift

Redshift is an important concept in astronomy that is used to describe the distance of a far away object. As a term in physics, redshift refers to the change in the frequency of a photon from higher to lower energy and accordingly from shorter to longer wavelength. In simple terms though this just means that

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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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Polarization (Waves)

Polarization refers to that property of electromagnetic waves (like light and gravity) that characterizes the orientation of their movement to and from space. Electromagnetic waves possess a vector or three-dimensional nature which results in polarization. In astronomy, great importance is placed on studying polarized electromagnetic radiations from outer space.

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Proper Motion

The concept of proper motion is related to the field of astronomy. This is the concept or principle regarding the movement of the planets or celestial bodies. The principle states that a certain celestial body, whether it is a planet or sun, changes its angular position over time, in reference to the mass center of

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