Well, if you missed it this June you can see it again… in 105 years! Then you will have two chances in eight years. Even for younger readers it seems an unlikely happening in your future, at least this time around.
So – what is or was this event? The transit of Venus (pictured below) was what got scientists across the globe in a high state of anxiety and excitement. Here, it seems, was an amazing opportunity to extend our knowledge of the solar system and indeed of the universe itself, opening doors to greater understanding of how we all got started, where it began and where we might be headed.