Time exposure of an Iridium satellite flare up and fade in a dozen seconds. At their peak, Iridium satellites outshine all stars in the sky. This is almost a daily phenomenon, and predictions are available online.
See the
satellites
section.
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All images by Jerry Xiaojin Zhu unless noted otherwise. Feel free to use them for your personal enjoyment. For other usage please contact the author at jerryzhu@gmail.com