前苏联的瓦连京娜•捷列什科娃少尉是世界上最早的女宇航员。她于1963年6月16日在 格林尼治时间9时30分，乘坐“东方” 6号宇 宙飞船在拜克努尔发射中心起飞，从而成为 最早进入宇宙空间的女性。她在离地面233千 米的轨道上环绕地球飞行48圈以后，于1963 年6月19日8时16分平安地在卡拉干达东北620 千米的地方着陆，这次飞行共用了70小时46 分钟。
捷列什科娃在此次飞行中不仅要考察飞 船的操作系统，更重要的是对太空飞行中女 性生理的变化进行研究。据报道，返回地面 后的捷列什科娃身体状况良好，后来还生了 一个女儿。前苏联早先发射的宇宙飞船“东 方” 5号在捷列什科娃飞行期间进行了编队飞 行，两艘飞船最近的距离低于5千米。
The world's first female astronaut
The former Soviet Union Valentin Na - treshkova lieutenant was the world's firstfemale astronaut. She was in June 16, 1963 in Greenwich time nine thirty, take the "Oriental" 6 spacecraft take off in Baikenuer launch center, thus becoming the first woman into space. After she orbited the earth 48 times in 233000 meters from the ground track, at eight sixteen on June 19, 1963 safe in Karaganda northeast 620 kilometers place landing, the flight took 70 hours and 46 minutes.
Operating system in the flight of Tereshkova not only to investigate the flyingboat, it is more important to study the changes of female sexual physiology inspace flight. According to reports, Tereshkova returned to earth after a goodphysical condition, and later gave birth to a daughter. The earlier launch of theformer Soviet spacecraft "east side" No. 5 in Tereshkova during the flight of thespacecraft formation flying, two recent distance less than 5 kilometers.(责任编辑：最有料)