Old data show new evidence for Venusian volcanism

There are volcanoes on Venus, more than any other planet in the solar system. A lot of what’s known about the planet’s volcanism comes from NASA’s Magellan spacecraft, which orbited Venus and collected surface images with synthetic aperture radar from 1990 to 1992. The mission’s first three orbits focused on the Venusian surface, and the orbital paths allowed for a few locations to be imaged multiple times. But despite Magellan and subsequent uncrewed…