SpaceSnooze-button glitch delayed Rosetta's wake-up The comet-chasing Rosetta spacecraft phoned home late because, like many a tired soul, it hit the snooze button instead of waking fully first time around 51¶¯Âþ
EarthDid asteroid fracking cause Earth's worst extinction? Hit Earth in the wrong spot, and you risk releasing massive amounts of methane. That's how a space rock might have wiped out over 90 per cent of species Features