Moon

Apollo 17 astronaut Harrison Schmitt collects samples of lunar soil from the moon in 1972.

One small grain of moon dust, one giant leap for lunar studies

Object hitting Earth illustration

NASA moon rocks help form new picture of early moon and Earth

Astronaut Harrison Schmitt

50 years later, UChicago scientists continue to decode moon’s mysteries

Planet collision

Research suggests water appeared while Earth was still growing

Isotopic similarities seen in materials that formed Earth, moon

Enceladus

Computer model explains sustained eruptions on icy moon of Saturn