Hubble in orbit. (Image courtesy of Space Telescope Science Institute.)

The Hubble Space Telescope has been expanding our view of the universe since it first launched in 1990 aboard the Space Shuttle Discovery. And while the telescope is nearing the end of its service life, it is still giving people on Earth an unprecedented look at the universe we call home.
At 43 feet long and 14 feet wide, and weighing 24,500 pounds, it’s not the biggest telescope ever built—but it’s bee…

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