RuohongZhao 发表于 2012-12-12 13:42:39

同志们，连朝鲜都有卫星了……

North Korea Reaches Orbit
After three known failed attempts spanning 14 years, North Korea joined the world's "space club" with a successful orbital launch from its Sohae launch site on December 12, 2012.A three-stage Unha 3 rocket carried the second Kwangmyongsong 3 ("Star of Hope") satellite into a 494 x 588 km x 97.4 deg sun synchronous orbit after a 00:51 UTC liftoff.

It was the second Unha 3 launch of the year.The first attempt failed shortly after liftoff from the same site on April 12.

柳三公子 发表于 2012-12-20 01:16:43

他们国家的纬度，确实只能发发太阳同步轨道卫星，其他轨道的都太难了
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