Indian Regional Navigation Satellite System (IRNSS) is expected to become operational in less than a year from now. On 4th April 2014, Indian Space Research Organization (ISRO) has successfully launched the second satellite of this system, the IRNSS-1B, by using one of its most time-tested launch vehicle, the Polar Satellite Launch Vehicle (PSLV-C24). This was PSLV’s 25th successive successful flight. The IRNSS will constitute of seven satellites. However, to make the system operational, four satellites are enough. The first IRNSS-1A was launched in July 2013. With two more satellites proposed to be launched during the later part of this year, the system can be expected to be operational by the end of this year or early next year. Read More