It's worth checking your change for one of these ultra-rare £2 coins, after one sold for a staggering £1,000 at auction. While it's hard to imagine a life without the handy £2 coin nowadays ...

These conjunctions aren't rare, but they do get rarer with each planet added to the chain. The three innermost planets — Mercury, Venus and Earth — align within 3.6 degrees in the sky every 39 ...