Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds.

In the early chaos of planetary formation, before crusts cooled or atmospheres settled, water might already have been bubbling into existence. Not fromicy comets or far-flung asteroids, but from the blistering union of magma and hydrogen gas.

Tests on olivine hint that water-rich exoplanets could generate H2O internally, possibly explaining ocean worlds and even some of Earth’s early water.

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year. Researchers from the UW and Queen’s University Belfast believe ...

"This has been a decade-long detective story, with each recorded meteorite fall providing a new clue." Ten years ago, astronomers from various institutions, including NASA and SETI (Search for ExtraTerrestrial Intelligence), set out to map the asteroid ...