SpaceHow meteorites are rewriting the history of the solar system There are many theories about how dynamics in the early solar system led to the cosmic neighbourhood we now inhabit, but beyond computer simulations, direct evidence to support them is hard to come by – that's where meteorites come in ¿ìè¶ÌÊÓÆµ
SpaceOur only visit to Uranus came at an unusual time for the planet Voyager 2 flew by Uranus in 1986, giving us our only up-close look at the planet – but unusual space weather just before the craft arrived has given us a misleading idea about the planet’s magnetic field ¿ìè¶ÌÊÓÆµ