COCOA BEACH, Fla. —As it so often does in the final days before the debut of a new rocket, it all comes down to weather.

Years in the making, the commercial rocket is on the verge of its maiden flight.

Three additional tests were carried out, focusing on the rocket's main propulsion engine, upper-stage engine, and attitude-orbit control engine. Moreover, a liquid-oxygen methane engine test was ...

Three other tests were also conducted, involving the rocket's main propulsion engine, upper-stage engine, and attitude-orbit control engine. In addition to the above-mentioned trial, a liquid ...

while the second stage of the rocket, which propels a spacecraft further into space, runs on liquid hydrogen and liquid oxygen. When all seven booster engines are firing in concert, they produce ...

Space One terminated the flight some three minutes into the flight at an altitude of 62 miles (100 kilometers) after detecting anomalies in the rocket's first-stage engines and trajectory.

However, with minimal fanfare, Blue Origin crews have moved the company's first-ever, enormous New Glenn rocket onto the launch ... a minimum of 25 flights. The liquid-hydrogen-powered upper ...

Signalling the implementation of major aerospace projects in the new year, the China Aerospace Science and Technology Corporation (CASC) conducted five rocket engine tests on Thursday in Beijing ...

The next time the engines fire ... and expected hiccups for a new rocket on a new launchpad. The propellant tanks of the booster stage were filled with liquid methane and liquid oxygen, while ...

ISRO has also performed a few successful test firings of its most powerful rocket engine yet, a semi-cryogenic engine. For more details, WION's Sidharth MP spoke to Dr. V Narayanan from ISRO's Liquid ...