
In June 2024, a small Chinese spacecraft called Chang’e-6 became the first machine in human history to return samples from the far side of the Moon — drilling and scooping roughly 2 kilograms of lunar soil from a region no spacecraft had ever sampled, and delivering it back to Earth, giving humanity its first physical material from the half of the Moon that has been permanently turned away from our planet since it became tidally locked billions of years ago
For roughly the last three billion years, half of the Moon has been hiding. Earth's gravity caught the Moon early in its existence and slowed its spin until…














