Imagine you had to experience an apocalypse every day. Volcanic eruptions, tsunamis, asteroid showers. Every day would be a ...

A long-standing mystery about the presence of hydrogen peroxide (H2O2) on Jupiter's icy ocean moon Europa may be closer to being solved. Hydrogen peroxide forms as a byproduct when energetic particles ...

Jupiter is not quite as large as astronomers thought, according to the first measurements of its radius taken in more than 40 years. Jupiter is a gas giant and doesn’t have a solid outer surface like ...