Curious circles on Venus suggest its surface is still changing A new study reveals fresh signs of geological activity on Venus — clues that the planet's mysterious surface is still changing today. Astrobitica May 19, 2025 (Last updated: May 19, 2025) 1 minute read A new study reveals fresh signs of geological activity on Venus — clues that the planet’s mysterious surface is still changing today. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Portrait of a moon buggy | Space photo of the day for May 19, 2025Next: Scientists urge NASA to act on Apophis mission concept