SpaceA mountain range on Saturn’s moon Iapetus may be a former ring Falling space debris should make craters on rocky surfaces. But on Saturn’s moon Iapetus, it might have created a belt of mountains around the equator News
SpaceAstronaut wee could show us how the plumes on Enceladus work The way spaceships vent urine and water may be a good stand-in for studying how jets of vapour escape the hidden ocean on one of Saturn’s icy moons News