From planetary orbit, the earth and heavens look serene. But the vacuum of space is a hostile environment, lacking oxygen and permeated by radiation. Since the advent of manned space flight in the 1960s, humankind has been exploring this inhospitable...
It's morning in the Kalahari, and this female cheetah has discovered that her cubs are growing ever more independent. She calls for them, but theyve already gone out exploring. And theyve discovered a wounded gemsbok that may have escaped from a lion...
China's first astronaut to walk in space, waved to its countrymen and then uttered these words: Greetings to all the people in China and the world. Back on earth, they responded with pride. I love China. I'm proud to be Chinese, says this man and man...
在21日的太空行走中,阿卡巴误将一个螺钉安装颠倒了,致使空间站托架左侧的设备储存平台只能部分展开。23日,阿卡巴和阿诺尔德用锤子反复敲打这个螺钉,虽然最终让螺钉松了口,但平台仍不能完全展开。二人最后只得放弃。根据地面控制中心的指令,宇航员用绳索固定了平...
Floating free in the hostile vacuum of space, astronauts push the boundaries of exploration. Join them on an incredible journey as spacecraft Voyager explores the solar system. From planetary orbit, the earth and heavens look serene. But the vacuum...