When.com Web Search

  1. Ad

    related to: ancient greek astronomy facts and information for kids pdf books

Search results

  1. Results From The WOW.Com Content Network
  2. Ancient Greek astronomy - Wikipedia

    en.wikipedia.org/wiki/Ancient_Greek_astronomy

    Anaximander. The main features of Archaic Greek cosmology are shared with those found in ancient near eastern cosmology.They include (a flat) earth, a heaven (firmament) where the sun, moon, and stars are located, an outer ocean surrounding the inhabited human realm, and the netherworld (), the first three of which corresponded to the gods Ouranos, Gaia, and Oceanus (or Pontos).

  3. List of ancient Greek astronomers - Wikipedia

    en.wikipedia.org/wiki/List_of_ancient_Greek...

    1 Archaic Greece. 2 Classical Greece. 3 Hellenistic Greece. 4 Greco-Roman. Toggle the table of contents. List of ancient Greek astronomers. Add languages ...

  4. On Sizes and Distances (Hipparchus) - Wikipedia

    en.wikipedia.org/wiki/On_Sizes_and_Distances...

    On Sizes and Distances (of the Sun and Moon) (Greek: Περὶ μεγεθῶν καὶ ἀποστημάτων [ἡλίου καὶ σελήνης], romanized: Peri megethon kai apostematon) is a text by the ancient Greek astronomer Hipparchus (c. 190 – c. 120 BC) in which approximations are made for the radii of the Sun and the Moon as well as their distances from the Earth.

  5. 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 ...

  6. On the Sizes and Distances (Aristarchus) - Wikipedia

    en.wikipedia.org/wiki/On_the_Sizes_and_Distances...

    Aristarchus's 3rd century BCE calculations on the relative sizes of, from left, the Sun, Earth and Moon, from a 10th-century CE Greek copy. On the Sizes and Distances (of the Sun and Moon) (Ancient Greek: Περὶ μεγεθῶν καὶ ἀποστημάτων [ἡλίου καὶ σελήνης], romanized: Perì megethôn kaì apostēmátōn [hēlíou kaì selḗnēs]) is widely accepted ...

  7. Planetae - Wikipedia

    en.wikipedia.org/wiki/Planetae

    According to Plutarch and Stobaeus, the term planeta was in use by the time of Anaximander, in the early sixth century BC. [1] The relative positions of the planets, which in the reckoning of Democritus included the Sun and Moon, was the subject of debate, as was their number; in Timaeus, Plato counts only the five still regarded as astronomical planets, excluding the Sun and Moon.

  8. Hippocrates of Chios - Wikipedia

    en.wikipedia.org/wiki/Hippocrates_of_Chios

    In the field of astronomy, Hippocrates tried to explain the phenomena of comets and the Milky Way. His ideas have not been handed down very clearly, but he probably thought both were optical illusions, the result of refraction of solar light by moisture that was exhaled by, respectively, a putative planet near the Sun, and the stars. The fact ...

  9. Pythagorean astronomical system - Wikipedia

    en.wikipedia.org/wiki/Pythagorean_astronomical...

    The universe would be "lopsided and asymmetric—a notion repugnant to any Greek, and doubly so to a Pythagorean", [26] because Ancient Greeks believed all other celestial objects were composed of a fiery or ethereal matter having little or no density. [5]