Nabta Playa: oldest astronomically aligned structure predating Stonehenge by 1,000 years. Nabta Playa is located 60 miles near the Egyptian-Sudanese border in a 5,000 square kilometer natural depression It is the oldest astronomically aligned structure on the planet, approximately 1,000 years older than Stonehenge The megalithic structures are 6,000-7,000 years old (late Neolithic period)

Nabta Playa, Egypt: ~6,500 year old stone circle predates Stonehenge by ~2,000 years. Megalithic stones aligned to summer solstice sunrise and Sirius. Late Neolithic astronomical engineering

Key Facts

  • Nabta Playa is located 60 miles near the Egyptian-Sudanese border in a 5,000 square kilometer natural depression
  • It is the oldest astronomically aligned structure on the planet, approximately 1,000 years older than Stonehenge
  • The megalithic structures are 6,000-7,000 years old (late Neolithic period)
  • Stones are quartzite sandstone, 6 ft wide by 9 ft high, sourced from 0.5 km away
  • Stones cast no shadow when the sun passes directly overhead, marking the sun's passage 3 weeks before and after the solstice
  • The alignments correspond to sunrise on the summer solstice and rising positions of Sirius, Dubhe, and Orion's Belt
  • Humans occupied the area for about 11,000 years until approximately 4,800 years ago
  • The site signals the onset of summer monsoons from central Africa

Related site: Nabta Playa, Egypt — view location, images, and history on the Ancient Nerds map.