SpaceArs Technicaabout 2 hours ago
Venus Haze Is Cosmic Dust, Study Finds
1 min read
Venus' lower haze, spotted by Venera and Pioneer Venus probes in the 1970s, is meteorite dust, not a mystery compound. Sulfuric acid reacts with cosmic dust left by shooting stars that burn up in the atmosphere. The finding resolves a decades-old puzzle about the planet's atmosphere and how incoming material shapes it.
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