Japanese astronomers find tiniest Kuiper Belt object yet – using cheap 'scopes and off-the-shelf CMOS cameras

Boffinry on a shoestring finds icy chunk that's just 1.3km across

A plucky group of low-budget astronomers has pulled off quite a coup by spotting the smallest object yet in the Kuiper Belt, the donut of icy objects swirling around in the outer Solar System."