Solar Eclipse - Occurs when the Moon blocks the Sun’s light, casting a shadow on Earth. It happens during daylight hours., Partial Solar Eclipse - Happens when only part of the Sun is obscured by the Moon. These occur two to five times a year., Total Solar Eclipse - Happens every 18 months or so, when the Moon completely covers the Sun, and you must be in the path where the umbra (the darkest shadow) is cast., Lunar Eclipse - Happens when the Earth passes between the Sun and the Moon, casting a shadow on the Moon. It occurs more frequently than solar eclipses., Partial Lunar Eclipse - Occurs when part of the Moon enters Earth’s umbra or penumbra, causing part of the Moon to be shadowed., Total Lunar Eclipse - Occurs when the entire Moon passes through Earth’s umbra, completely covering the Moon., Full Moon - Lunar eclipses only occur during a full moon, when the Earth blocks the sunlight from reaching the Moon., Annular Solar Eclipse - Occurs when the Moon is too far from Earth to cover the Sun completely, leaving a ring of sunlight visible., Penumbral Lunar Eclipse - Occurs when the Moon passes through Earth's penumbral shadow, causing a subtle dimming of the Moon's surface. It is often hard to observe without careful observation., Umbra - The fully shaded inner region of the shadow cast during an eclipse., Penumbra - The partially shaded outer region of the shadow cast during an eclipse.,

L1 PESS Solar and Lunar Eclipses

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