NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, the Jovian moon Io.

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants combined.

NASA’s Juno mission has captured the most powerful volcanic eruption ever recorded on Io, Jupiter’s highly active moon. Even by Io’s extreme standards—where more than 400 volcanoes constantly reshape its surface—the latest event stands out as an unparalleled display of cosmic firepower.