By IANS
Rocket manufacturing startup, Agnikul Cosmos on Tuesday said that it successfully test fired a second stage semi-cryogenic engine. According to Agnikul Cosmos, the single piece, fully 3D printed, second stage rocket engine powered by semi-cryogenic fuel Agnilet was test fired at the Vikram Sarabhai Space Centre (VSSC), part of the Indian Space Research Organisation (ISRO).