Summary:
- Researchers have discovered the oldest known impact crater on Earth, located in the Pilbara region of Western Australia. The crater is estimated to be 3.47 billion years old, making it the oldest known impact structure on the planet.
- The crater, named the Yarragadee impact structure, is approximately 70 kilometers in diameter and provides valuable insights into the early history of the Earth and the bombardment of the planet by asteroids and meteorites during the Archean eon.
- The discovery of this ancient crater highlights the importance of studying the geological record to understand the formation and evolution of the Earth, as well as the role of extraterrestrial impacts in shaping the planet's surface and influencing its early development.