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  2. Celestia - Wikipedia

    en.wikipedia.org/wiki/Celestia

    In mid 2016, a large addon pack project called Celestia Origin was created, which replaces all vanilla textures and graphics with higher-quality renderings, adds more minor objects such as TNOs and asteroids, while also adding more extrasolar planets with custom textures, more nebulae with full 3D and accurate models, more stars and galaxies ...

  3. File:Geometry of a Lunar Eclipse.svg - Wikipedia

    en.wikipedia.org/wiki/File:Geometry_of_a_Lunar...

    The following other wikis use this file: Usage on af.wikipedia.org Maansverduistering; Usage on als.wikipedia.org Mondfinsternis; Usage on as.wikipedia.org

  4. Template:Lunar eclipse set 2038–2042 - Wikipedia

    en.wikipedia.org/wiki/Template:Lunar_eclipse_set...

    An eclipse in a semester series of lunar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit. [ 1 ] The penumbral lunar eclipses on January 21, 2038 and July 16, 2038 occur in the previous lunar year eclipse set, and the penumbral lunar eclipses on April 5, 2042 and September 29, 2042 ...

  5. Empirical evidence for the spherical shape of Earth - Wikipedia

    en.wikipedia.org/wiki/Empirical_evidence_for_the...

    Latter phases of the partial lunar eclipse on 17 July 2019 taken from Gloucestershire, United Kingdom. The shadow of Earth on the Moon during a lunar eclipse is always a dark circle that moves from one side of the Moon to the other (partially grazing it during a partial eclipse). The only shape that casts a round shadow no matter which ...

  6. Tycho (lunar crater) - Wikipedia

    en.wikipedia.org/wiki/Tycho_(lunar_crater)

    Location of Tycho as seen from the Northern Hemisphere 3D model of Tycho crater. Tycho (/ ˈ t aɪ k oʊ /) is a prominent lunar impact crater located in the southern lunar highlands, named after the Danish astronomer Tycho Brahe (1546–1601). [2] It is estimated to be 108 million years old. [3]

  7. Lunar eclipse - Wikipedia

    en.wikipedia.org/wiki/Lunar_eclipse

    When the Moon's near side penetrates partially into the Earth's umbra, it is known as a partial lunar eclipse, [7] while a total lunar eclipse occurs when the entire Moon enters the Earth's umbra. During this event, one part of the Moon is in the Earth's umbra, while the other part is in the Earth's penumbra.

  8. Selenography - Wikipedia

    en.wikipedia.org/wiki/Selenography

    Topography of the Moon. STL 3D model of the Moon with 10× elevation exaggeration rendered with data from the Lunar Orbiter Laser Altimeter of the Lunar Reconnaissance Orbiter. Selenography is the study of the surface and physical features of the Moon (also known as geography of the Moon, or selenodesy). [1]

  9. Template:Lunar eclipse set 2042–2045 - Wikipedia

    en.wikipedia.org/wiki/Template:Lunar_eclipse_set...

    This eclipse is a member of a semester series. An eclipse in a semester series of lunar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit. [1] The penumbral lunar eclipse on October 28, 2042 occurs in the previous lunar year eclipse set.