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  2. List of astronomical instruments - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomical...

    An astronomical instrument is a device for observing, measuring, or recording astronomical data. [citation needed] They are used in the scientific field of astronomy, a natural science that studies celestial objects and the phenomena that occur in the cosmos, with the object of explaining their origin and evolution over time.

  3. Category:Astronomical instruments - Wikipedia

    en.wikipedia.org/wiki/Category:Astronomical...

    This category contains articles about instruments used for astronomy. Subcategories. This category has the following 8 subcategories, out of 8 total. ...

  4. List of astronomical instrument makers - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomical...

    The following is a list of astronomical instrument makers, along with lifespan and country of work, if available. A. Name ...

  5. List of weather instruments - Wikipedia

    en.wikipedia.org/wiki/List_of_weather_instruments

    Weather stations typically have these following instruments: Thermometer for measuring air and sea surface temperature; Barometer for measuring atmospheric pressure; Hygrometer for measuring humidity; Anemometer for measuring wind speed; Pyranometer for measuring solar radiation; Rain gauge for measuring liquid precipitation over a set period ...

  6. Campbell–Stokes recorder - Wikipedia

    en.wikipedia.org/wiki/Campbell–Stokes_recorder

    Comparisons with automatic instruments at German stations revealed that during summer the differences of the two measurement systems can reach up to 4 h per day. The mean difference was −0.23 h, i.e. the measurements of the Campbell–Stokes recorder are larger than the automatic.

  7. Category : Meteorological instrumentation and equipment

    en.wikipedia.org/wiki/Category:Meteorological...

    العربية; Azərbaycanca; বাংলা; 閩南語 / Bân-lâm-gú; Беларуская; Беларуская (тарашкевіца) Català; Čeština

  8. Lists of astronomical objects - Wikipedia

    en.wikipedia.org/wiki/Lists_of_astronomical_objects

    List of Solar System objects most distant from the Sun; List of Solar System objects by size; Lists of geological features of the Solar System; List of natural satellites (moons) Lists of small Solar System bodies; Lists of comets; List of meteor showers; Minor planets. List of minor planets. List of exceptional asteroids; List of minor planet ...

  9. Sunset - Wikipedia

    en.wikipedia.org/wiki/Sunset

    Actual sunset: Two minutes before the Sun disappears below the horizon. Sunset (or sundown) is the disappearance of the Sun at the end of the Sun path, below the horizon of the Earth (or any other astronomical object in the Solar System) due to its rotation.