After a yearlong flight of a billion kilometers, a Chinese space probe is set to take samples from an asteroid. The mission is part of what President Xi Jinping calls the country's "space dream." The ...
Asteroids, comets and Kuiper belt are bodies smaller than planets that orbit the sun. Asteroids are composed of metals and rock, whereas comets also contain ice and dust. The Kuiper belt is a ...
The country's plans include spacecraft designed to detect asteroids coming from the direction of the sun, which has long been a space-rock blind spot. China's Tianwen-2 probe beamed home a photo of ...
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