Scientists discover Earth’s oldest impact crater in Australia This week, geologists announced they discovered the world's oldest known impact crater. It's in Western Australia's ancient Pilbara region. Astrobitica March 7, 2025 (Last updated: March 7, 2025) 1 minute read This week, geologists announced they discovered the world’s oldest known impact crater. It’s in Western Australia’s ancient Pilbara region. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: FCC allows a power boost for SpaceX’s direct-to-smartphone serviceNext: Intuitive Machines’ IM-2 Moon lander is lying dead in a crater