Io, NASA and Juno

On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.
“Eventually, it becomes too great and a crack opens up and lava spews out of the fissure.” On land, this is sometimes called a curtain of fire because it results in long, linear eruptions ...
It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...