China launches remote sensing satellite(4/5)

A Long March-4B carrier rocket carrying the Yaogan-21 remote sensing satellite flies into the sky at the Taiyuan Satellite Launch Center in Taiyuan, capital of north China's Shanxi province, Sept 8, 2014. China successfully launched the Yaogan-21 remote sensing satellite into preset orbit at 11:22 am on Monday Beijing Time (0322 GMT) from Taiyuan Satellite Launch Center. Also launched in this mission was the Tiantuo-1 satellite, designed and built by the National University of Defense Technology and carried by Long March-4B rocket. Yaogan-21 will be used for scientific experiments, natural resource survey, estimation of crop yield and disaster relief, while Tiantuo-1 was designed for smart satellite experiments. (Xinhua/Yan Yan)