Our best guess right now is that a lot of that heat is coming out by large magma plumes ... creating volcanoes.” NASA will select two of the four missions—the fourth, the Io Volcano Observer ...

Kīlauea has awakened from its pause in activity and a new eruptive episode is underway at the summit within Hawaiʻi Volcanoes National Park. View of Halemaʻumaʻu Crater at the summit of Kīlauea ...