https://www.smithsonianmag.com/rss/tag/neptune/RSS feed for NeptuneenWed, 05 Aug 2026 20:51:47 +0000https://www.smithsonianmag.com/smart-news/neptune-may-have-once-witnessed-a-lunar-massacre-that-turned-its-original-moons-inside-out-180989266/A new study identifies an unexpected mineral in two of the planet’s inner moons, pointing to a destructive past in which a large object got pulled into the system and obliterated the former, larger satellitesWed, 05 Aug 2026 20:51:47 +0000https://www.smithsonianmag.com/smart-news/neptune-may-have-once-witnessed-a-lunar-massacre-that-turned-its-original-moons-inside-out-180989266/