A new look at radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s suggests a large underground cavity exists that was created by a lava flow, the first subsurface feature ever detected there. https://www.japantimes.co.jp/news/2026/02/10/world/science-health/radar-underground-lava-tube-venus/?utm_medium=Social&utm_source=mastodon #worldnews #sciencehealth #space #satellites #venus #planets #nasa