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  2. Heavens-Above - Wikipedia

    en.wikipedia.org/wiki/Heavens-Above

    Heavens-Above is a non-profit website developed and maintained by ... It provides detailed star charts showing the trajectory of the satellites against the background ...

  3. List of satellite pass predictors - Wikipedia

    en.wikipedia.org/wiki/List_of_satellite_pass...

    View satellite position on world map or a simple polar chart showing the path the satellite will take across your sky. [10] ISS Visibility, interface to Heavens-Above, predictions up to 30 days out, ground tracks, star chart with path shown. [11] SkySafari shows alerts for Iridium flares and ISS passes. ISS Detector – shows ISS position. Can ...

  4. Lists of comets - Wikipedia

    en.wikipedia.org/wiki/Lists_of_comets

    Coin showing Caesar's Comet as a star with eight rays, ... Comets currently above mag. 12 - Heavens-Above This page was last edited on 18 April 2022, at 04:01 (UTC) ...

  5. Star chart - Wikipedia

    en.wikipedia.org/wiki/Sky_map

    An online star chart; Monthly sky maps for every location on Earth Archived 2007-09-13 at the Wayback Machine; The Evening Sky Map – Free monthly star charts and calendar for northern hemisphere, southern hemisphere, and equatorial sky watchers. Sky Map Online – Free interactive star chart (showing over 1.2 million stars up to magnitude 12)

  6. Comet E3 to make closest approach to Earth tonight - AOL

    www.aol.com/weather/see-green-comet-zip-earth...

    A sky chart showing the location of Comet C/2022 E3 (ZTF) throughout January. (NASA) The easiest time to see the comet will be during the second weekend of February as it passes incredibly close ...

  7. Celestial navigation - Wikipedia

    en.wikipedia.org/wiki/Celestial_navigation

    A diagram of a typical nautical sextant, a tool used in celestial navigation to measure the angle between two objects viewed by means of its optical sight. Celestial navigation, also known as astronavigation, is the practice of position fixing using stars and other celestial bodies that enables a navigator to accurately determine their actual current physical position in space or on the ...

  8. Skalnate Pleso Atlas of the Heavens - Wikipedia

    en.wikipedia.org/wiki/Skalnate_Pleso_Atlas_of...

    The Atlas Coeli covers both hemispheres with 16 charts. The coordinate system is referred to equinox 1950.0 and the scale is 1° = 0.75 cm. There are six charts of the equatorial regions on a rectangular graticule, covering declinations from +25° to -25°; four charts for each hemisphere with straight, converging hour circles and concentric, equally-spaced declination circles covering ...

  9. Celestial cartography - Wikipedia

    en.wikipedia.org/wiki/Celestial_cartography

    A determining fact source for drawing star charts is naturally a star table. This is apparent when comparing the imaginative "star maps" of Poeticon Astronomicon – illustrations beside a narrative text from the antiquity – to the star maps of Johann Bayer, based on precise star-position measurements from the Rudolphine Tables by Tycho Brahe.