Astronaut tweets incredible photo of World Cup lights from space!

View of Brazil at night. (Photo: NASA via CNN)

The lights at the world's most popular sporting event are so bright, you can see them from space!

NASA astronaut Reid Wiseman tweeted photos from space of Brazil -- one at night and one during the day.

This photo show the lights of Sao Paulo, Rio de Janeiro and three World Cup soccer stadiums.

The 2014 FIFA World Cup kicked off on Thursday. The final match is on July 13th.