Celestial Navigation · Planets — Identification
The four navigational planets routinely used for sights are:
- AThe Moon's four largest craters
- BMercury, Uranus, Neptune, and Pluto
- COnly Venus
- DVenus, Mars, Jupiter, and Saturn✓ Correct
Explanation
The Nautical Almanac tabulates Venus, Mars, Jupiter, and Saturn as the navigational planets. They are bright enough to observe at twilight, and the Almanac gives their GHA, declination, v and d values, and magnitude.
Authority: Nautical Almanac, planet pages
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