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Earth is the third planet from the Sun and the only astronomical object known to harbor life. This is enabled by Earth being a water 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.
The Greek name Γαῖα (Gaia Ancient Greek: or ) is a mostly epic, collateral form of Attic Γῆ (Gē), and Doric Γᾶ (Ga), perhaps identical to Δᾶ (Da), both meaning "Earth". Some scholars believe that the word is of uncertain origin. Beekes suggested a probable Pre-Greek origin.
Earth was first used as the name of the sphere of the Earth in the early fifteenth century. The planet's name in Latin, used academically and scientifically in the West during the Renaissance, is the same as that of Terra Mater, the Roman goddess, which translates to English as Mother Earth. Planetary symbol
e. Prithvi ( Sanskrit: पृथ्वी, pṛthvī, also पृथिवी, pṛthivī, "the Vast One"), also rendered Pṛthvī Mātā, is the Sanskrit name for the earth, as well as the name of a devi (goddess) in Hinduism of the earth and some branches of Buddhism. In the Vedas, her consort is Dyaus, the sky god. Her Puranic equivalent is ...
Astronomical naming conventions. In ancient times, only the Sun and Moon, a few stars, and the most easily visible planets had names. Over the last few hundred years, the number of identified astronomical objects has risen from hundreds to over a billion, and more are discovered every year. Astronomers need to be able to assign systematic ...
The Earth is formed out of debris around the solar protoplanetary disk. There is no life. Temperatures are extremely hot, with frequent volcanic activity and hellish-looking environments (hence the eon's name, which comes from Hades). The atmosphere is nebular. Possible early oceans or bodies of liquid water.
Mother Nature. Joseph Werner: Diana of Ephesus as allegory of Nature, c. 1680. Mother Nature (sometimes known as Mother Earth or the Earth Mother) is a personification of nature that focuses on the life-giving and nurturing aspects of nature by embodying it, in the form of a mother or mother goddess .
Planet symbols. A planet symbol or planetary symbol is a graphical symbol used in astrology and astronomy to represent a classical planet (including the Sun and the Moon) or one of the modern planets. The symbols were also used in alchemy to represent the metals associated with the planets, and in calendars for their associated days.