Can We Spot Volcanoes On Alien Worlds? Astronomers Say Yes

This artist's conception shows an extremely volcanic moon orbiting a gas giant planet in another star system. New research suggests that astronomers using the James Webb Space Telescope could potentially detect volcanic activity on a distant Earth-sized planet by measuring volcanic gases in its atmosphere. Credit: (Credit: Wade Henning)

From Science Daily:

ScienceDaily (Sep. 7, 2010) — Volcanoes display the awesome power of Nature like few other events. Earlier this year, ash from an Icelandic volcano disrupted air travel throughout much of northern Europe. Yet this recent eruption pales next to the fury of Jupiter's moon Io, the most volcanic body in our solar system.

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