In an official statement, the company explains that the propellant type is the most efficient, cheapest, and safest choice for commercial reusable rockets. Still, they explained that due to kerosene-liquid oxygen’s inherent regulation and stability issues,

Deep Blue Aerospace launched its Nebula-1 rocket for its first high-altitude recovery test flight on Sunday, and attempted to land it back at the Ejin Banner Spaceport in Inner Mongolia. The rocket lifted off to an altitude of around 3 miles (5 kilometers) above the ground but it fumbled the landing,

In China, private companies are attempting to build alternative launch vehicles alongside the Long March rockets developed by the national space agency CNSA. A test of one of them ended in disaster. Deep Blue Aerospace reported the test's "partial success.

By Dean Murray via SWNS A Chinese company failed to nail the landing of its test reusable rocket this week. Deep Blue Aerospace successfully flew its Nebula-1 first-stage rocket booster on a high-altitude vertical flight.