Nearly 400 days and a billion kilometers after leaving Earth, China’s Tianwen-2 spacecraft has reached its target: near-Earth asteroid 469219 Kamoolewa, also known as 2016 HO3. And the mission’s first photo of the rock has already had a scientific impact, reigniting the ongoing investigation into whether Kamo’olewa began as a piece of the moon. Continue reading “Tianwen-2 reaches target asteroid Kamo’olewa”
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