NASA’s Hubble Space Telescope, launched back in April 1990, has ever since been a science juggernaut. The NASA Hubble official Twitter account, on December 12, unveiled new dazzling sights captured by the Hubble from the Caldwell Catalog. As Hubble turned 30 this year, the organisation released new images of 30 beautiful celestial objects showing stunning cosmic sights from the Caldwell …
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