Bedtime Astronomy

Mars Has a Purple South Pole — Here’s Why

October 1, 2026·20 min
Episode Description from the Publisher

Mars’ south pole is revealing surprising purple, pink, and red landscapes shaped by volcanic minerals, dust, and seasonal carbon dioxide ice. Giant cliffs like Thyles Rupes also reveal how Mars’ cooling crust evolved without Earth-like plate tectonics.Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.This episode includes AI-generated content.

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