A US radio telescope has captured images of an enormous lava lake on the surface of Io, one of the moons orbiting the planet Jupiter, the Puerto Rico Astronomy Society (PRAS) reported. "The new images clearly show an enormous lake of lava, fed from the subsoil and which exists permanently," PRAS vice president, professor and scientist Armando Caussade said in a statement. The Large Binocular Telescope Observatory in Arizona was the one that spotted the mass of lava in the region known as Loki Patera, a volcanic pit measuring approximately 200 kilometers (124 miles) in diameter. PRAS spokesman Juan Villafañe...