ISRO workhorse PSLV-C45 to launch EMISAT, 28 nano-satellites from Sriharikota today: Indian Space Research Organisation (ISRO) will use its workhorse Polar Satellite Launch Vehicle- C45 (PSLV-C45) to launch military’s eye in the sky EMISAT satellite and 28 other nano satellites of global customers, including those from the USA and Spain, from Sriharikota today (on Monday). The entire mission is expected to last about 180 minutes. For the first time in the history of space exploration, ISRO will launch satellites in three different orbits. The final countdown for the historic mission is in progress and the count down has already begun.