1961年4月12日,莫斯科时间9点零7分,在哈萨克斯坦境内,距离拉坦村几十千米的地区,苏联宇宙飞行器发射场拜克努尔上空发射了洲际弹道式导弹P—7。在导弹顶端放置的是东方号载人宇宙飞船,飞船内坐着的是空军少校尤里·阿列克谢存维奇·加加林。发射非常顺利,飞船被送入一条近地点高度为181千米,远地点高度为327千米的轨道上空。发射倾角为65°,东方号宇宙飞船用89分钟绕地球飞行一圈。在太空飞行 On April 12, 1961, at 9:07 am Moscow time, in the territory of Kazakhstan, tens of kilometers away from Ratan village, the intercontinental ballistic missile P-7 was launched over Baikonur, the launch pad of the Soviet space shuttle. . Placed on the top of the missile is the manned spacecraft of the Uranus. Sitting inside the spacecraft is Air Force Major Yuri Alekseevitch Gagarin. The launch was very smooth with the spacecraft being taken over a track at a perigee of 181 kilometers and apogee at a height of 327 kilometers. Launch angle of 65 °, the spacecraft with the Orion 89 minutes orbiting the Earth. Flying in space