Could Venusian Volcanoes form Phosphine in the Atmosphere of Venus?

Do Venusian volcanoes cause phosphine seen in the atmosphere on our planetary neighbor? Let’s find out.

A computer-generated view of Sapas Mons, a nearly-mile-high volcano on Venus. Image credit: NASA/JPL

Venus is a hellish world — crushing atmospheric pressures on the surface meet temperatures hot enough to melt lead, joined by a choking atmosphere of carbon dioxide and sulfuric acid rain.