Space Carbon dioxide gas spotted in atmosphere of Jupiter’s moon Callisto Carbon dioxide gas found throughout the atmosphere of Callisto hints it has a complex carbon cycle – akin to the one which on Earth helps to sustain life NewsSubscriber-only
Space Passing star could fling Earth out past Pluto into the Oort cloud If another star passed close to our solar system, there is a small chance that Earth could crash into another planet, get stolen by the interloping star or even be sent hurtling towards the Oort cloud NewsSubscriber-only