![](https://wikimedia.brussels/wp-content/uploads/2021/03/Looking_upward_at_the_Yick_Cheong_Building_13_June_2019-1920x1282.jpg)
Benh LIEU SONG (Flickr), CC BY-SA 4.0, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/1024px-Gluhlampe_explodiert-1920x911.jpg)
Stefan Krause, Germany, FAL, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/768px-Total_Solar_Eclipse_8-21-17-1920x1356.jpg)
Michael S Adler, CC BY-SA 4.0, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/1024px-Magnificent_CME_Erupts_on_the_Sun_-_August_31.jpg)
NASA Goddard Space Flight Center from Greenbelt, MD, USA, Public domain, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/Dampfzug_am_Brocken_in_Winterlandschaft_2-1920x688.jpg)
Markus Trienke, CC BY-SA 2.0, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/Crowd_listening_to_speakers.jpg)
JohnDarrochNZ, CC BY-SA 4.0, via Wikimedia Commons
![](https://wikimedia.brussels/wp-content/uploads/2021/03/Common_seal_Phoca_vitulina_2-1920x745.jpg)