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  2. 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]

  3. 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 ...

  4. Solar eclipse - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse

    A solar eclipse occurs when the Moon ... The larger light gray area is the penumbra, in which a partial eclipse can ... During a central eclipse, the Moon's umbra (or ...

  5. 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.

  6. Solar eclipse of January 14, 2029 - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse_of_January...

    A partial solar eclipse will occur at the Moon's ascending node of orbit on Sunday, January 14, 2029, [1] with a magnitude of 0.8714. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. A partial solar eclipse occurs in the polar regions of the ...

  7. 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]

  8. Solar eclipse of September 2, 2035 - Wikipedia

    en.wikipedia.org/wiki/Solar_eclipse_of_September...

    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. [4]

  9. Solar eclipse: Why we'll see the same side of the moon when ...

    www.aol.com/solar-eclipse-why-well-see-181821480...

    Even the 2024 solar eclipse won't change the face that we always see the same side of the moon, thanks to earth's gravity and the moon's rotation.