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Submission + - Missile test creates huge expanding halo of light over Hawaii

The Bad Astronomer writes: A Minuteman III missile launch from California early Wednesday morning created a weird, expanding halo of light seen from the CFHT observatory on Hawaii's Mauna Kea. The third stage of the missile has ports that open and dump fuel into the near-vacuum. This cloud expands rapidly as a spherical shell, shock-exciting the air molecules and causing them to glow, creating the bizarre effect.
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Missile test creates huge expanding halo of light over Hawaii

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