Science & Exploration 25/02/2025 1175 views 33 likes The Red Planet’s iconic rusty dust has a much wetter history than previously assumed, find scientists combining European Space Agency (ESA) and NASA spacecraft data with new laboratory experiments on replica Mars dust. The results suggest that Mars rusted early in the planet’s ancient past, when liquid water was more widespread. Mars is easily identifiable in the night sky by its prominent red hue. Thanks to the fleet of spacecraft that have s...