- Earth - Wikipedia
Earth is the third planet from the Sun and the only astronomical object known to harbor life This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water Almost all of Earth's water is contained in its global ocean, covering 70 8% of Earth's crust
- History of Earth - Wikipedia
Earth formed around 4 54 billion years ago, approximately one-third the age of the universe, by accretion from the solar nebula [4][5][6] Volcanic outgassing probably created the primordial atmosphere and then the ocean, but the early atmosphere contained almost no oxygen
- Earth - Simple English Wikipedia, the free encyclopedia
Earth is the third planet from the Sun in the Solar System It is one of four rocky planets on the inner side of the Solar System The other three are Mercury, Venus, and Mars Earth is the only planet known to have life on it
- Earth | Definition, Size, Composition, Temperature, Mass, Facts . . .
Earth, third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass Its single most outstanding feature is that its near-surface environments are the only places in the universe known to harbour life It is designated by the symbol ♁
- Earths rotation - Wikipedia
Earth's rotation or Earth's spin is the rotation of planet Earth around its own axis, as well as changes in the orientation of the rotation axis in space Earth rotates eastward, in prograde motion As viewed from the northern polar star Polaris, Earth turns counterclockwise
- Facts About Earth - Science@NASA
Earth – our home planet – is the third planet from the Sun, and the fifth largest planet It's the only place we know of inhabited by living things While Earth is only the fifth largest planet in the solar system, it is the only world in our solar system with liquid water on the surface
- Location of Earth - Wikipedia
Earth is the third planet from the Sun with an approximate distance of 149 6 million kilometres (93 0 million miles), and is traveling nearly 2 1 million kilometres per hour (1 3 million miles per hour) through outer space
- Internal structure of Earth - Wikipedia
The internal structure of Earth are the layers of the Earth, excluding its atmosphere and hydrosphere The structure consists of an outer silicate solid crust, a highly viscous asthenosphere, and solid mantle, a liquid outer core whose flow generates the Earth's magnetic field, and a solid inner core
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