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  2. Planetary symbols - Wikipedia

    en.wikipedia.org/wiki/Planetary_symbols

    Planetary symbols are used in astrology and traditionally in astronomy to represent a classical planet (which includes the Sun and the Moon) or one of the modern planets. The classical symbols were also used in alchemy for the seven metals known to the ancients, which were associated with the planets, and in calendars for the seven days of the week associated with the seven planets.

  3. List of Latin and Greek words commonly used in systematic ...

    en.wikipedia.org/wiki/List_of_Latin_and_Greek...

    This list of Latin and Greek words commonly used in systematic names is intended to help those unfamiliar with classical languages to understand and remember the scientific names of organisms. The binomial nomenclature used for animals and plants is largely derived from Latin and Greek words, as are some of the names used for higher taxa , such ...

  4. Atlas (mythology) - Wikipedia

    en.wikipedia.org/wiki/Atlas_(mythology)

    Atlas and the Hesperides by John Singer Sargent (1925).. The etymology of the name Atlas is uncertain. Virgil took pleasure in translating etymologies of Greek names by combining them with adjectives that explained them: for Atlas his adjective is durus, "hard, enduring", [9] which suggested to George Doig that Virgil was aware of the Greek τλῆναι "to endure"; Doig offers the further ...

  5. Planet - Wikipedia

    en.wikipedia.org/wiki/Planet

    The word planet comes from the Greek πλανήται (planḗtai) ' wanderers '. In antiquity , this word referred to the Sun , Moon , and five points of light visible to the naked eye that moved across the background of the stars—namely, Mercury, Venus, Mars, Jupiter, and Saturn.

  6. Definition of planet - Wikipedia

    en.wikipedia.org/wiki/Definition_of_planet

    The definition of the term planet has changed several times since the word was coined by the ancient Greeks. Greek astronomers employed the term ἀστέρες πλανῆται (asteres planetai), 'wandering stars', for star-like objects which apparently moved over the sky.

  7. Planetae - Wikipedia

    en.wikipedia.org/wiki/Planetae

    Greek astronomers knew that Mars was the next-furthest planet following Saturn and Jupiter, and believed that its orbit took two years, slightly longer than the actual period of 1.88 years. From its reddish colour, the Greeks supposed that Mars was a hot and fiery star, and astrologers ascribed similar traits to its influence upon the cosmos. [ 1 ]

  8. Helios - Wikipedia

    en.wikipedia.org/wiki/Helios

    Helios figures prominently in several works of Greek mythology, poetry, and literature, in which he is often described as the son of the Titans Hyperion and Theia and brother of the goddesses Selene (the Moon) and Eos (the Dawn). Helios' most notable role in Greek mythology is the story of his mortal son Phaethon. [2]

  9. Theia - Wikipedia

    en.wikipedia.org/wiki/Theia

    Early accounts gave her a primal origin, said to be the eldest daughter of Gaia (Earth) and Uranus (Sky). [4] She is thus the sister of the Titans (Oceanus, Crius, Hyperion, Iapetus, Coeus, Themis, Rhea, Phoebe, Tethys, Mnemosyne, Cronus, and sometimes of Dione), the Cyclopes, the Hecatoncheires, the Giants, the Meliae, the Erinyes, and is the half-sister of Aphrodite (in some versions ...