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The Innermost Planet

Aug 17, 1986

Mercury, the closest planet to the sun, is always difficult to study from earth, but it is at its best in the morning sky this month. So far the only space-probe to have bypassed it has been Mariner 10, more than 12 years ago.

Previous episodeE8 · The Death of a Star Next episodeE10 · The Furthest Depths of the Universe

Seasons70

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Season 30 Episodes13

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Our Nearest Star

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Voyager to Uranus

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Halley's Comet: The Encounter

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The Spring Sky

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The Story of Satum

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Halley - The End of the Tale?

The Summer Sky

The Death of a Star

The Innermost Planet

The Furthest Depths of the Universe

The Autumn Sky

Cosmic Lawn Sprinkler

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E13

The Galilean Moons

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Episode Summary

"The Innermost Planet" is episode 9 of The Sky at Night season 30. It aired on August 17, 1986.

Next: E10 · The Furthest Depths of the Universe Best of Season 30