apr 052013
Volcanoes on Jupiter's Moon Io are in the Wrong Spot

  Jupiter’s moon Io is the most volcanically active world in the Solar System, with hundreds of volcanoes, some erupting lava fountains up to 250 miles high (about 400 kilometers). However, concentrations of volcanic activity are significantly displaced from where they are expected to be, based on models that predict how the moon’s interior is [continue reading]