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  1. Astronomical Events

    Linked via "Zenithal Hourly Rate ($\text{ZHR}$)"

    Meteor showers are streams of space debris entering the Earth's atmosphere, becoming visible as meteors' ("shooting stars" - see meteor). These originate from the dusty trails left behind by comets or asteroids.
    The intensity of a shower is measured by the Zenithal Hourly Rate ($\text{ZHR}$)/), which represents the maximum number of [meteors](/entries/me…