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In its quarter-century in orbit, the Hubble Space Telescope has transformed the way we understand the Universe, helped us find our place among the stars, and paved the way to incredible advancements in science and technology. The Hubble story is a human story. Hubble overcame much adversity early on in its mission and demonstrated the great heights NASA is capable of achieving against all odds. Much of that is thanks to the “Hubble Heroes”, including scientists, engineers, and the brave astronau

The three main types of galaxies are elliptical, spiral, and irregular, according to NASA's Hubble Space Telescope’s namesake, astronomer Edwin Hubble! Watch this “field guide” to galaxies to learn about these collections of stars, planets, gas, dust, and dark matter held together by gravity. | NASA’s Goddard Space Flight Center

#OTD 35 years ago, Hubble launched into space to begin its mission to understand our universe! To this day, it remains a scientific powerhouse. Check out the telescope's biggest discoveries from its past year in orbit! #Hubble35 | NASA's Hubble Space Telescope