Summer vacation is just around the corner. If you’re planning a trip to the nation’s capital, there is a new exhibit at the Smithsonian’s National Air and Space Museum on the Mall worth checking out. National Air and Space Museum in Washington D.C. Shortly after NASA launched the Hubble Space Telescope on April 24, 1990, scientists realized something was wrong. The long-awaited instrument that scientists anticipated would usher in a new era in astronomy was sending them fuzzy images. The problem was the mirror – the eye of the telescope. The blunder was a major blow to scientists, but that’s just the beginning of the story. Three years later, in 1993, during the first of four Hubble servicing mission , NASA astronauts repaired the telescope’s vision by attaching two instruments. A before and after image of galaxy M100 of what Hubble images looked like without and with the Wide Field and Planetary Camera 2. The left image is before. Credit: NASA These two corrective instr
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