![Loki Patera Lava Lake Glassy Surface Io Juno NASA](https://images.twnmm.com//c55i45ef3o2a/3NbRi8Ut7bFU92Rdd4mL0c/3b2bae7a29cdb29ba3b8be2222c873e4/Loki_Patera_Lava ...

A slow-moving lava flow made of glass is still inching its way down a volcano in Chile, nearly a year after it first erupted, geologists recently discovered. The lava is made of obsidian, or volcanic ...

A slow-moving lava flow made of glass is still inching its way down a volcano in Chile, nearly a year after it first erupted, geologists recently discovered. The lava is made of obsidian, or volcanic ...

A new animation reveals an enormous lava lake on the surface of Jupiter's moon Io. The close-up view comes from NASA's Juno spacecraft, which swept within 930 miles (1,500 kilometers) of the volcanic ...

Loki Patera might sound like the name of a Norse god's heavy metal band, but it is actually a lake made of lava located on one of Jupiter's moons, Io. On Sunday NASA scientists released a new ...