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  2. Lunar eclipse - Wikipedia

    en.wikipedia.org/wiki/Lunar_eclipse

    Central lunar eclipse is a total lunar eclipse during which the Moon passes near and through the centre of Earth's shadow, contacting the antisolar point. [11] This type of lunar eclipse is relatively rare. The relative distance of the Moon from Earth at the time of an eclipse can affect the eclipse's duration.

  3. 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 ...

  4. Umbra, penumbra and antumbra - Wikipedia

    en.wikipedia.org/wiki/Umbra,_penumbra_and_antumbra

    Umbra, penumbra and antumbra of Earth and images that could be seen at some points in these areas (Note: the relative size and distance of the bodies shown are not to scale.)“… The Earth’s shadow has two distinct parts,… the UMBRA is the part of the shadow where all direct sunlight is blocked by the Earth; the PENUMBRA of the shadow is ...

  5. Lunar node - Wikipedia

    en.wikipedia.org/wiki/Lunar_node

    Nodal precession of the lunar nodes as the Earth revolves around the Sun causes an eclipse season approximately every six months. A lunar eclipse can occur only when the full Moon is near either lunar node (within 11° 38' ecliptic longitude), while a solar eclipse can occur only when the new Moon is near either lunar node (within 17° 25').

  6. A NASA video shows what this month's lunar eclipse will look ...

    www.aol.com/article/2015/09/14/a-nasa-video...

    Screen grab from Universe Odyssey on YouTube The answer: A total lunar eclipse, like the one happening this month on Sept. 27. Read on to learn what this red ring really is and why it's important.

  7. Ecliptic - Wikipedia

    en.wikipedia.org/wiki/Ecliptic

    As the Earth revolves around the Sun, approximate axial parallelism of the Moon's orbital plane (tilted five degrees to the ecliptic) results in the revolution of the lunar nodes relative to the Earth. This causes an eclipse season approximately every six months, in which a solar eclipse can occur at the new moon phase and a lunar eclipse can ...

  8. The longest total lunar eclipse in a century is about to ...

    www.aol.com/article/news/2018/07/23/longest...

    A total lunar eclipse, or blood moon, will happen overnight on July 27.. The eclipse will be colored orange-red due to sunlight passing through Earth's atmosphere and bouncing off the moon.. The ...

  9. Partial lunar eclipse to combine with supermoon for ... - AOL

    www.aol.com/partial-lunar-eclipse-combine-super...

    Any lunar eclipse can only be seen from half of Earth. This week's partial lunar eclipse should be visible Tuesday night across the entire northern hemisphere, including North America. For those ...