Planetary Science

Samples of the asteroid Ryugu are scientists’ purest pieces of the solar system

Samples of the asteroid Ryugu are scientists’ purest pieces of the solar system

Samples of the asteroid Ryugu are scientists’ purest pieces of the solar system

Liz Kruesi June 10, 2022

Samples Hayabusa2 brought to Earth from asteroid Ryugu are far fresher than similar types...

Oxygen-rich exoplanets may be geologically active

Oxygen-rich exoplanets may be geologically active

Oxygen-rich exoplanets may be geologically active

Shi En Kim May 29, 2022

Experiments show that rocks exposed to higher concentrations of oxygen have a lower melting...

Ice at the moon’s poles might have come from ancient volcanoes

Ice at the moon’s poles might have come from ancient volcanoes

Ice at the moon’s poles might have come from ancient volcanoes

Anna Gibbs May 28, 2022

Volcanic eruptions billions of years ago probably released enough water vapor to have deposited...