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We Now Have a Beautiful Colour Image of Earth"s Minimoon @ 2020-02-28T20: Back Hot News Keyword：of the far side Concept： Dear Moon, we love you very much. For 4.51 billion years you"ve been a steady and true orbital companion. Earth has acquired a second "mini-moon" about the size of a car, according to astronomers who spotted the object circling our planet. Earth gets a new moon most months, but this month, we got two.About 4 a.m. on Feb. 15 at the Mount Lemmon Observatory, 9000 feet above Tucson, Arizona, ... The object, a car-size asteroid called 2020 CD3, won"t be here for long, and new telescopes will help us spot more of these objects. An asteroid known as 2020 CD3, only the second asteroid known to orbit Earth, was discovered by the Catalina Sky Survey. It acts as a temporary mini-moon ... Vid Earth has a mini-moon: a space rock close enough to be a near-Earth asteroid spotted this month orbiting our planet. The object, known as 2020 CD3, was ... Earth has a tiny new moon, named 2020 CD3. It"s likely a captured asteroid, which started orbiting Earth 3 years ago. It won"t be staying for long. Astronomers discovered a "minimoon" that"s been orbiting Earth for about three years, and may soon leave our planet"s orbit. The boffins at the Catalina Sky Survey have stumbled upon an amazing and slightly goofy discovery, apparently Earth has had a second moon for the past three ... In the skies above Earth, astronomers with the Catalina Sky Survey have spotted what might be a new friend: an asteroid temporarily captured by our planet"s ...