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  2. List of adjectivals and demonyms of astronomical bodies

    en.wikipedia.org/wiki/List_of_adjectivals_and...

    The adjectival forms of the names of astronomical bodies are not always easily predictable. Attested adjectival forms of the larger bodies are listed below, along with the two small Martian moons; in some cases they are accompanied by their demonymic equivalents, which denote hypothetical inhabitants of these bodies.

  3. Planetary nomenclature - Wikipedia

    en.wikipedia.org/wiki/Planetary_nomenclature

    Exceptions to this rule are valleys and craters on Mars and Venus; naming conventions for these features differ according to size. One feature classification, regio, was originally used on early maps of the Moon and Mercury (drawn from telescopic observations) to describe vague albedo features. It is now used to delineate a broad geographic region.

  4. Venus - Wikipedia

    en.wikipedia.org/wiki/Venus

    Consequently, Venus transits above Earth only occur when an inferior conjunction takes place during some days of June or December, the time where the orbits of Venus and Earth cross a straight line with the Sun. [185] This results in Venus transiting above Earth in a sequence of currently 8 years, 105.5 years, 8 years and 121.5 years, forming ...

  5. Astronomical naming conventions - Wikipedia

    en.wikipedia.org/wiki/Astronomical_naming...

    The Roman numbering system arose with the very first discovery of natural satellites other than Earth's: Galileo referred to the Galilean moons as I through IV (counting from Jupiter outward), in part to spite his rival Simon Marius, who had proposed the names now adopted, after his own proposal to name the bodies after members of the Medici ...

  6. List of natural satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_satellites

    Nineteen moons are large enough to be round, and two, Titan and Triton, have substantial atmospheres The number of moons discovered in each year until November 2019. Mercury, the smallest and innermost planet, has no moons, or at least none that can be detected to a diameter of 1.6 km (1.0 mi). [2] For a very short time in 1974, Mercury was ...

  7. List of planetary features with Māori names - Wikipedia

    en.wikipedia.org/wiki/List_of_planetary_features...

    Features on the planet Venus are named for women and goddesses. Colles are small hills or knobs, named after sea goddesses. Coronae are oval features of uncertain origin, named for fertility and earth goddesses. Planitiae, low plains, are mythological heroines. Tholi, small dome-like hills, are named for (miscellaneous) goddesses.

  8. Astronomers see possible hints of life in Venus's clouds - AOL

    www.aol.com/news/2020-09-14-astronomers-see...

    After three astronomers met in a bar in Hawaii, they decided to look that way at the closest planet to Earth: Venus. They searched for phosphine, which is three hydrogen atoms and a phosphorous atom.

  9. Orrery - Wikipedia

    en.wikipedia.org/wiki/Orrery

    An orrery should properly include the Sun, the Earth and the Moon (plus optionally other planets). A model that only includes the Earth, the Moon, and the Sun is called a tellurion or tellurium, and one which only includes the Earth and the Moon is a lunarium. A jovilabe is a model of Jupiter and its moons. [22]