Ancient Astronomy

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Ancient Astronomy

• Stonehenge Archeoastronomy
• Greek/Roman Era (ca. 0)
• Dark Ages (ca. 1000 AD)

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Discussion Question

• Stonehenge is a remarkable site. What makes it
  so interesting?
• What astronomical alignments are found at
  stonehenge? Describe them.
• Do the astronomical alignments imply the builders
  knew more than we do is there lost or mystical
  knowledge involved?

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Stonehenge

• SW England
• Built in 3 stages
• 3100 BC
• Ditch/embankment
• 2500 BC
• Bluestones
• 2300 BC
• trilithons

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Solstice alignments sun moon
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How precise is aligned?