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BEIJING - China's lunar probe Chang'e-3 landed on the moon on Saturday night, according to sources in charge of the mission. The entire process of soft-landing lasted 12 minutes and was performed by the probe itself, said the sources on Saturday, adding that the Chang'e-3 mission has so far proceeded as planned.# _+ `! y! Q* H
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The probe started decelerating from 15 km above the lunar surface and its relative speed was reduced from 1.7 km/s to nil. It stayed suspended at 100 meters above the moon to assess the landing area to avoid obstacles and locate the final landing spot.$ E5 J5 P& T2 f) O1 s/ m9 s6 v1 @0 Z
0 k! E! p; S& L! T' M2 P% L3 sThis marked the first time that China has sent a spacecraft to soft land on the surface of an extraterrestrial body.
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Chang'e-3 landed in Sinus Iridum, or the Bay of Rainbows, a lunar area that remains unstudied and should enable smooth communication and ample sunshine with its level terrain.& X, L5 ~8 Y+ V! E
3 b8 M% S( Z9 g: k6 k8 _0 FFollowing the successful landing, moon rover "Yutu" will leave the lander for mobile exploration while the lander will conduct surveying from its fixed position.
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+ E* a( U3 K# L. t; w; F! `China launched the Chang'e-3 lunar probe with the country's first moon rover onboard on December 2, marking a significant step toward deep space exploration.
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From:http://www.chinadaily.com.cn/chi ... ontent_17174832.htm |
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发表于 2013-12-14 21:48:46
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