Pegasi b Fellow Sarah Steele will spend three years at UC Santa Cruz working with Earth and planetary scientists to advance ...

To our best of our understanding, the Moon formed from Earth following a colossal impact. A Mars-sized world we nicknamed Theia slammed and merged with the primordial Earth, throwing material into ...

HONOLULU (KHON2) — Scientists continue to explore the deep story of how Earth and the moon formed. One idea has gained attention because it pushes us to imagine the planet in its earliest and wildest ...

Scientists find that water on the moon likely built up gradually over billions of years, collecting as ice in permanently ...

A new study of Apollo lunar rocks suggests that the moon is older than anyone believed. The moon, researchers now say, likely formed about 50 million years after the solar system did, which is much ...

For all its ancient, familiar features, the Moon is still changing—and sometimes in dramatic ways. Scientists recently ...