Earth Then and Now (2)

The original condition

Our knowledge about the formation and function of celestial bodies is in its infancy. Numerous studies concerning our universe are ongoing. Human knowledge about our universe is increasing. Nevertheless, what we know about our universe leads us to conclude that planet Earth and other bodies in our solar system formed out of the planetary nebula, mostly hydrogen gas, surrounding the Sun during its formation. The Sun, during its formation, expelled excess matter which interacted with the planetary nebula and thus assisted in the formation of other bodies in our solar system. The exact mechanism of the formation of Galaxies, solar systems, and other celestial bodies is complex. This blogger will employ a more straightforward approach to show what and how the Earth became as it is today.

It is highly likely that solid planets, like Earth, retained water during the early part of their formation. However, they did not retain water permanently because of lower atmospheric pressure. The planet Earth had the proper atmospheric pressure to retain its water permanently. The volcanic activity formed the planet’s crust. Volcanic activity does not continue indefinitely because the pressure in the Mantle oscillates. Because of the pressure oscillations, we see layers in Earth’s crust. During the volcanic formation of the crust, most of the water was below the crust, in the form of a continuous shell around the planet. Some of the water became enclosed within the crust. The water within the crust was at higher pressure; thus, it circulated in the crust, enabling the support of biological life on its surface. The remaining water formed various bodies of water on the crust’s surface. Earth’s crust formed a continuous shall around the planet except for the Polar Regions. The entire south and north polar regions retained water on their surface. There were highly likely, strategically located vents to function as the pressure regulators.

Volcanic activity, originally, formed all the mountains on the Earth. Mountains, therefore, were of well-formed conic shape. The axis of Earth’s rotation was vertical or parallel to the Sun’s axes of rotation. The Earth’s path around the Sun followed the central line of the lifebelt surrounding our Sun. This configuration enabled the planet earth to have a uniform temperature distribution with minor variations from the equator to the polls. The lifebelt of our Star is at about ninety-four million miles from the center of the Sun and is approximately five million miles wide. Only the planets that reside in the lifebelt of a Star could support the biological and intelligent life on it.

The conditions and the configuration of our planet are different today. What caused the change? The answer will be in the next Blog.

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