The Hubble Space Telescope was placed into orbit by the Space Shuttle Discovery on April 24, 1990. To celebrate this 25th anniversary, the National Geographic

features “Hubble’s Greatest Hits” in the new April issue. Hubble’s imaging team lead Zolt Levay has curated his top 10 celestial views of all time for the feature. The  also shares the fascinating photo coloration process that help Levay and his team create Hubble’s stunning images. And writer Timothy Ferris shares background on the program in the related article.

Find more amazing images in this gallery as well.