Meteor shower particles that are quickly blown away by solar radiation pressure). Recently, Peter Jenniskens has argued that most of our short-period meteor showers are not from the normal water vapor drag of active comets, but the product of infrequent disintegrations, when large chunks break off a mostly dormant comet. Examples are the Quadrantids and Geminids, which originated from a breakup of asteroid-looking objects, 2003 EH1 and 3200 Phaethon, respectively, about 500 and 1000 years ago. The fragments tend to fall apart quickly into dust, sand, and pebbles, and spread out along the orbit of the comet to form a dense meteoroid
The Sheriffs Are Coming to 1 December 2017. The seventh series, which commenced filming in October, aired on BBC One from 12 March 2018. The Sheriffs Are Coming The Sheriffs Are Coming is a British television fly on the wall documentary series, broadcast on BBC One, that follows the work of High Court enforcement officers (HCEOs) from The Sheriffs Office in Croydon. The initial idea for the series came after a 10-minute feature on HCEOs on the BBC One show "Inside Out South West" in 2011. The first series, containing ten episodes, commenced on 19 March 2012. Six series have been broadcast to date,