Aristarchus Plateau is the primary location for these transient events, says Crotts, followed by the craters of Plato, Grimaldi, Kepler, Copernicus and Tycho.
FORBES: Active Moon? Recent Lunar Surface Phenomena May Signal Some Form Of Volcanism
2.
What is known is that 3.5 billion years ago, Crotts says, the moon regularly spewed forth large amounts of water vapor and sulfur dioxide through volcanic surface vents.
FORBES: Active Moon? Recent Lunar Surface Phenomena May Signal Some Form Of Volcanism