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发帖数: 1994 | 1 NGC 6369: The Little Ghost Nebula
Credit: Hubble Heritage Team, NASA
Explanation: This pretty planetary nebula, cataloged as NGC 6369, was discovered by 18th
century astronomer William Herschel as he used a telescope to explore the constellation
Ophiucus. Round and planet-shaped, the nebula is also relatively faint and has acquired the
popular moniker of Little Ghost Nebula. Planetary nebulae in general are not at all related to
planets, but instead are created at the end of a |
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