游客
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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.% E# l- j( f; h
# G( O9 `9 h |) y7 D) C6 sThe 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.
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1 N0 R; e+ W$ F$ a4 qThis marked the first time that China has sent a spacecraft to soft land on the surface of an extraterrestrial body.- A/ r+ P& e0 w+ T/ e
. h: l! I- \$ Z9 D0 [4 rChang'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.- o7 K* m( ~# ~! W
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Following 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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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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