US aerospace manufacturer and space transport services company SpaceX today launched a rocket that had already flown to space and landed it successfully on an ocean platform, as part of its ongoing effort to recycle costly rocket components. <br/><br/>The Falcon 9 rocket blasted off from Cape Canaveral, Florida carrying the Echostar 105/SES-11 satellite. The satellite aims to provide television coverage and communications capabilities to North America, Hawaii, Mexico and the Caribbean. Today's launch was its third successful mission with a flight-proven orbital class rocket, SpaceX said on Twitter.