SpaceCuriosity finds Mars rock that may be a meteorite made from iron Last week, NASA’s Curiosity rover took a picture that appears to show a new iron-nickel meteorite on Mars, one of only eight that have been discovered by rovers there so far News
EarthWindow to hell: Io's strongest volcano changes face as we watch The moon of Jupiter is in an almost constant state of eruption - and its most persistent volcano, Loki Patera, keeps an unsteady rhythm News