Scientists confirm new astronomical phenomenon 'Steve'
Aurora enthusiasts have discovered a new astronomical phenomenon called 'Steve', previously misunderstood as a 'proton arc'. Scientists confirmed the purple streak of light as a new kind of aurora. Satellite measurements showed that temperature along the curve 300 km above Earth's surface jumped by 3000Â°C. 'Steve' has been reported from the UK, Canada, Alaska, northern US, and even New Zealand.