Now, by showing you some of these images, I hope that you will quickly see that galaxy clusters are these beautiful objects, but more than that, I think galaxy clusters are mysterious, they are surprising, and they're useful.
Agora, ao mostrar algumas dessas imagens, espero que logo vocês verão que estes aglomerados de galáxias  são belos objetos, mas mais do que isso, acho que eles são misteriosos, surpreendentes, e são úteis.