三种苏联运载火箭目前可提供商业性服务。质子号大推力运载火箭从丘拉坦发射场发射。质子号运载火箭从1970年以来共发射97次,有90次成功。SL-4运载火箭也正在进行改进以适应商业性飞行。苏联一直用这种运载火箭发射联盟号载人飞船和进步号载货飞船。提供商业发射的第三种运载火 Three types of Soviet carrier rocket currently provide commercial services. Proton launch of a large thrust rocket fired from the Churat Tan launch site. Proton carrier launch vehicles have launched 97 times since 1970, with 90 successes. The SL-4 launch vehicle is also undergoing improvements to accommodate commercial flights. The Soviet Union has been using this launch vehicle to launch Soyuz and Progressive cargo ships. A third launch vehicle for commercial launch