Radar data has uncovered a massive underground tunnel hidden on Venus
Sophisticated radar analysis of decades-old satellite imagery has revealed a substantial underground tunnel on Venus, providing the first direct evidence of a subterranean cave system on our neighboring planet.
Researchers re-examining 1990s Magellan mission data identified a collapsed section of a volcanic plain that likely leads to a massive lava tube. This underground structure is estimated to be significantly larger than any similar tunnels found on Earth or the Moon.
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