Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about geologically active moons.

Tiny glass beads formed in the fires of explosive volcanic eruptions on the moon, and brought back to Earth by Apollo 17, ...

No one expected these glittering bits among the gray lunar dust back then. The beads, smaller than grains of sand, formed ...

Of the 3,000 glass beads used in the study, only 3 of these were deemed to be volcanic in origin; future research may provide ...

More Amazingly, the samples of material from the moon retrieved by the Apollo missions are still providing new insights more than 50 years later, in this case how tiny glass beads that litter the ...

The researchers explain that the beads would have formed during volcanic eruptions some 3.3 billion to 3.6 billion years ago, when molten rock ejected from the vent solidified instantaneously due to ...

The primordial volcanic walls of such caves will give geologists windows into the moon’s distant past, and they may also contain invaluable water-ice—which can be converted into rocket fuel.

Not Everything On The Moon Is Gray – What Are These "Amazing" Orange Glass Beads? A dash of color is always a good choice when one sports a monochromatic look. Dr. Alfredo Carpineti ...

The other type is called a sidereal day. Here's a totally not-to-scale diagram that will help you understand the difference: In position 1, there is a stick marking a location.