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  2. Mars (mythology) - Wikipedia

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

    Mars Cocidius is found in five inscriptions from northern England. [162] About twenty dedications in all are known for the Celtic god Cocidius, mainly made by Roman military personnel, and confined to northwest Cumbria and along Hadrian's Wall. He is once identified with Silvanus. [163]

  3. Discovery of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Discovery_of_chemical_elements

    [169] [170] Hafnium was the last stable element to be discovered (noting however the difficulties regarding the discovery of rhenium). 43 Technetium: 1937 C. Perrier and E. Segrè: 1937 C. Perrier & E. Segrè The two discovered a new element in a molybdenum sample that was used in a cyclotron, the first element to be discovered by synthesis. It ...

  4. Mars - Wikipedia

    en.wikipedia.org/wiki/Mars

    Mars is the fourth planet from the Sun.The surface of Mars is orange-red because it is covered in iron(III) oxide dust, giving it the nickname "the Red Planet". [22] [23] Mars is among the brightest objects in Earth's sky, and its high-contrast albedo features have made it a common subject for telescope viewing.

  5. Alchemical symbol - Wikipedia

    en.wikipedia.org/wiki/Alchemical_symbol

    The exact correlation varied over time, and in early centuries bronze or electrum were sometimes found instead of mercury, or copper for Mars instead of iron; however, gold, silver, and lead had always been associated with the Sun, Moon, and Saturn. [note 1] The associations below are attested from the 7th century and had stabilized by the 15th ...

  6. List of solar deities - Wikipedia

    en.wikipedia.org/wiki/List_of_solar_deities

    Surya, the Sun god, rides across the sky in a horse-drawn chariot à la Helios and Sol. Aruna, charioteer of Surya, god of the morning Sun. Aryaman, god of the midday Sun. Savitr, god of the twilight Sun, also known as sunrise and sunset. Mitra, often associated with the Sun. Mihir, meaning Sun. Tapati, Sun goddess.

  7. Naming of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Naming_of_chemical_elements

    Chemical elements are sometimes named after people, especially the synthetic elements discovered (created) after c. 1940. Very few are named after their discoverers, and only two have been named after living people: the element seaborgium was named after Glenn Seaborg , who was alive at the time of naming in 1997; [ 5 ] and in 2016 oganesson ...

  8. List of chemical element name etymologies - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_element...

    41 of the 118 known elements have names associated with, or specifically named for, places around the world or among astronomical objects. 32 of these have names tied to the places on Earth, and the other nine are named after to Solar System objects: helium for the Sun; tellurium for the Earth; selenium for the Moon; mercury (indirectly), uranium, neptunium and plutonium after their respective ...

  9. History of Mars observation - Wikipedia

    en.wikipedia.org/wiki/History_of_Mars_observation

    Thus, the Babylonians associated Mars with Nergal, their god of war and pestilence, and the Greeks connected the planet with their god of war, Ares. [10] During this period, the motions of the planets were of little interest to the Greeks; Hesiod 's Works and Days ( c. 650 BCE) makes no mention of the planets.