In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has revealed that supermassive black holes nestle at the heart of most large galaxies,

Hubble and JWST Join Forces to Create Most Colorful View of the Cosmos Ever See What the Hubble Space Telescope Saw on Your Birthday Hubble Takes a Series of Giant Outer Planet Family Portraits Ground-based telescopes use a variety of systems including deformable mirrors and artificial laser-based reference stars to correct for atmospheric distortion in real time.