Northern lights seen over Catalonia for second time in a year

Northern lights were seen in many parts of Catalonia on Thursday night. 

It is the second time this year that the northern lights have been seen, a very rare phenomenon.

Last night, as in May, the sky was filled with the pinks, greens and blues typical of the northern lights.

This rare event could happen again tonight. To learn more about how, when and where to see it, read this article. 

If you were unable to catch them, here is a compilation of the best pictures and videos from the many who were able to capture this extraordinary moment.