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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. 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 ...

  4. List of proper names of exoplanets - Wikipedia

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

    Ancient Celtic name for the Neretva river in the Balkans HD 206610 (Bosona) 2.2 610 1.68 radial vel. 2010 632.7 1.56 4874 2019 NameExoWorlds Bosnia and Herzegovina Guarani: Guaraní people of southern Brazil, Paraguay, Uruguay, and Argentina HD 23079 (Tupi) 2.45 730.6 1.596 radial vel. 2001 114 1.1 5848 2019 NameExoWorlds Brazil Mastika

  5. 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]

  6. Sublunary sphere - Wikipedia

    en.wikipedia.org/wiki/Sublunary_sphere

    [1] [2] The sublunary sphere was the realm of changing nature. Beginning with the Moon, up to the limits of the universe, everything (to classical astronomy) was permanent, regular and unchanging—the region of aether where the planets and stars are located. Only in the sublunary sphere did the powers of physics hold sway. [3]

  7. Pangaea - Wikipedia

    en.wikipedia.org/wiki/Pangaea

    Wegener used the name "Pangaea" once in the 1920 edition of his book, referring to the ancient supercontinent as "the Pangaea of the Carboniferous". [12] He used the Germanized form Pangäa , but the name entered German and English scientific literature (in 1922 [ 13 ] and 1926, respectively) in the Latinized form Pangaea , especially during a ...

  8. Biosphere - Wikipedia

    en.wikipedia.org/wiki/Biosphere

    The earliest evidence for life on Earth includes biogenic graphite found in 3.7 billion-year-old metasedimentary rocks from Western Greenland [17] and microbial mat fossils found in 3.48 billion-year-old sandstone from Western Australia. [18] [19] More recently, in 2015, "remains of biotic life" were found in 4.1 billion-year-old rocks in ...

  9. Ancient history - Wikipedia

    en.wikipedia.org/wiki/Ancient_history

    While in 10,000 BC, the world population stood at 2 million, it rose to 45 million by 3000 BC. By the Iron Age in 1000 BC, the population had risen to 72 million. By the end of the ancient period in AD 500, the world population is thought to have stood at 209 million. In 10,500 years, the world population increased by 100 times. [2]