The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body in our solar system. As demonstrated by explosive news from NASA on Tuesday ...

Planetary scientists analyzing oxygen isotopes in lunar soil from the Apollo mission sites conclude that meteorite bombardment over 4 billion years could only have delivered a tiny fraction of Earth’s ...

The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

Scientists have found a mass under two craters of the Moon emitting heat, hinting at the presence of an object that is very rare outside of Earth. Volcanism has been identified on the lunar surface, ...

The moon was once a hive of volcanic activity. But while the vents have remained inactive and dormant for tens of millions of years or more, the satellite retains evidence of its once volatile past – ...

Tiny glass beads brought back by NASA's Apollo 17 astronauts are helping scientists uncover new clues about how the moon erupted billions of years ago. No one expected these glittering bits among the ...