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  2. What is an umbra? A penumbra? Here's some terms to know ... - AOL

    www.aol.com/umbra-penumbra-heres-terms-know...

    The super blood moon lunar eclipse occurred late in the night of Sunday, Jan. 20, 2019, and carried over into early morning Monday. The shadow from Earth, called the penumbra, begins to fall upon ...

  3. Umbra, penumbra and antumbra - Wikipedia

    en.wikipedia.org/wiki/Umbra,_penumbra_and_antumbra

    An observer in the penumbra experiences a partial eclipse. An alternative definition is that the penumbra is the region where some or all of the light source is obscured (i.e., the umbra is a subset of the penumbra). For example, NASA's Navigation and Ancillary Information Facility defines that a body in the umbra is also within the penumbra. [2]

  4. Eclipses in mythology and culture - Wikipedia

    en.wikipedia.org/wiki/Eclipses_in_mythology_and...

    French Jesuits observing an eclipse with King Narai and his court in April 1688, shortly before the Siamese revolution. The periodicity of lunar eclipses been deduced by Neo-Babylonian astronomers in the sixth century BCE [6] and the periodicity of solar eclipses was deduced in first century BCE by Greek astronomers, who developed the Antikythera mechanism [7] and had understood the Sun, Moon ...

  5. Solar eclipse - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse

    A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby obscuring the view of the Sun from a small part of Earth, totally or partially.Such an alignment occurs approximately every six months, during the eclipse season in its new moon phase, when the Moon's orbital plane is closest to the plane of Earth's orbit. [1]

  6. Solar eclipse of May 3, 1715 - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse_of_May_3,_1715

    A total solar eclipse occurred on 3 May 1715. It was known as Halley's Eclipse, after Edmond Halley (1656–1742) who predicted this eclipse to within 4 minutes accuracy. . Halley observed the eclipse from London where the city of London enjoyed 3 minutes 33 seconds of tota

  7. Eclipse - Wikipedia

    en.wikipedia.org/wiki/Eclipse

    A total eclipse occurs when the observer is within the umbra, an annular eclipse when the observer is within the antumbra, and a partial eclipse when the observer is within the penumbra. During a lunar eclipse only the umbra and penumbra are applicable, because the antumbra of the Sun-Earth system lies far beyond the Moon.

  8. Solar eclipse of August 21, 2017 - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse_of_August_21...

    Shown below are two tables displaying details about this particular solar eclipse. The first table outlines times at which the moon's penumbra or umbra attains the specific parameter, and the second table describes various other parameters pertaining to this eclipse. [157]

  9. What ancient civilizations thought of solar eclipses

    www.aol.com/news/2016-03-04-what-ancient...

    The eclipse begins at 6:25p.m. EST, and the total eclipse starts at 7:34 p.m. EST. Total solar eclipses can inspire a certain amount of awe, but they're nothing to be scared of.