Nebulae are some of the most beautiful sights in space, and this photo from NASA's Hubble telescope shows one of the rarest ones causing a massive shock wave. Along with planets and stars, nebulae are a regular occurrence in outer space. They're extremely hot clouds of dust and gas, often reaching temperatures around 10,000 degrees Celsius. Nebulae are massive, often gorgeous to look at, and are also where new stars are regularly born.
Whether it be nebulae or anything else in space, Hubble is
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