Coast Mtn Trail Running on Twitter: "Buckin' Hell has almost 2500 meters / 8250 feet of climbing and descent through the rough and rugged North Shore Mountains of British Columbia! https://t.co/x4IHyIpz3U" /
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Chandra X-ray Observatory - Later today, DART (Double Asteroid Redirection Test) will impact its target asteroid! The asteroid, Didymos, is approximately 780 meters (2,500 feet) in diameter. Its moonlet, Dimorphos, is about
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