An amazing sight! Welcome to Pembrokeshire U3A › Forums › Astronomy Group › An amazing sight! This topic is empty. Viewing 1 post (of 1 total) Author Posts October 4, 2016 at 6:53 am #9010 Anonymous Very rare incident, It happens once in one thousand years, all planets in a row! From Facebook Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In