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  2. Early Greek cosmology - Wikipedia

    en.wikipedia.org/wiki/Early_Greek_cosmology

    Near the edges of the earth is a region inhabited by fantastical creatures, monsters, and quasi-human beings. [6] Once one reaches the ends of the earth they find it to be surrounded by and delimited by an ocean (), [7] [8] as is seen in the Babylonian Map of the World, although there is one main difference between the Babylonian and early Greek view: Oceanus is a river and so has an outer ...

  3. Exosphere - Wikipedia

    en.wikipedia.org/wiki/Exosphere

    The layers are to scale. From the Earth's surface to the top of the stratosphere (50km) is just under 1% of Earth's radius. The exosphere is a thin, atmosphere-like volume surrounding a planet or natural satellite where molecules are gravitationally bound to that body, but where the density is so low that the molecules are essentially collision ...

  4. List of proper names of exoplanets - Wikipedia

    en.wikipedia.org/wiki/List_of_proper_names_of_e...

    1.8 4847.4 2019 NameExoWorlds South Korea Riosar: Sar River in Spain, featured in the works of Galician poet Rosalía de Castro: HD 149143 (Rosalíadecastro) 1.33 1.05 4.07206 0.052 radial vel. 2005 210 1.1 5730 2019 NameExoWorlds Spain Samagiya "togetherness/unity" in the Sinhalese language: HD 205739 (Sāmaya) 1.37 279.8 0.896 radial vel ...

  5. Early world maps - Wikipedia

    en.wikipedia.org/wiki/Early_world_maps

    The De Virga world map was made by Albertinus de Virga between 1411 and 1415. Albertin de Virga, a Venetian, is also known for a 1409 map of the Mediterranean, also made in Venice. The world map is circular, drawn on a piece of parchment 69.6 cm × 44 cm (27.4 in × 17.3 in). It consists of the map itself, about 44 cm (17 in) in diameter, and ...

  6. Classical planet - Wikipedia

    en.wikipedia.org/wiki/Classical_planet

    However, individually, some of the planets can be associated with positive qualities. The names of the seven planets in Mandaic are borrowed from Akkadian. [7] Some of the names are ultimately derived from Sumerian, since Akkadian had borrowed many deity names from Sumerian. Each planet is said to be carried in a ship.

  7. List of former planets - Wikipedia

    en.wikipedia.org/wiki/List_of_former_planets

    Former planets of the Solar System Former planet Discovery Removal Current status Notes The Morning Star [NB 1]: Antiquity: Antiquity: Aspects of Venus "Phosphorus", the Morning Star of Greek antiquity (Eosphorus, the Dawn-Bringer; called "Lucifer" by the Romans), and "Hesperus", the Evening Star (called "Vesper" by the Romans), were later identified as a single planet, Venus (Aphrodite).

  8. Earth - Wikipedia

    en.wikipedia.org/wiki/Earth

    If all of Earth's crustal surface were at the same elevation as a smooth sphere, the depth of the resulting world ocean would be 2.7 to 2.8 km (1.68 to 1.74 mi). [196] About 97.5% of the water is saline; the remaining 2.5% is fresh water. [197] [198] Most fresh water, about 68.7%, is present as ice in ice caps and glaciers. [199]

  9. Earliest known life forms - Wikipedia

    en.wikipedia.org/wiki/Earliest_known_life_forms

    Evidence of possibly the oldest forms of life on Earth has been found in hydrothermal vent precipitates. [1]The earliest known life forms on Earth may be as old as 4.1 billion years (or Ga) according to biologically fractionated graphite inside a single zircon grain in the Jack Hills range of Australia. [2]