Today I learnt astronomy edition

Today I learnt... that Mercury has now crossed the entire face of the sun and brought to a close the 2016 transit of the smallest planet in the solar system. The images astronomers have taken today have been truly breathtaking. To see more got these sites https://www.theguardian.com/science/live/2016/may/09/transit-of-mercury-2016-follow-todays-celestial-event-live or http://eclipsewise.com/oh/tm2016.html