Our satellite is a little off-balance. GRAIL data show a mass asymmetry of a few percent between its near and far sides.

A recent study published in Science Advances reveals that the moon’s interior is asymmetrical, with the side facing Earth ...

The moon's nearside (that is, the side facing Earth) is dark-colored and dominated by ancient lava flows, whereas the farside ...

An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why ...

NASA's GRAIL mission has unveiled significant differences between the moon's nearside and farside, attributing them to tidal ...