Indian rockets to soon use atmospheric oxygen as fuel
In an attempt to make its rockets lighter and carry heavier satellites, the Indian space agency is planning to flight test by the end of this year its own air-breathing engine that will use atmospheric oxygen as fuel. Air-breathing engines use atmospheric oxygen and burn it with the stored on-board fuel to generate the onward thrust. Conventional rockets carry both oxygen and chemical fuel on board. In March, ISRO flew an advanced technology vehicle D01 (ATV-D01) weighing three tonnes from Sriharikota. Read more