Going straight up is hard. It takes a lot of energy. For those of us who enjoy hiking, cycling or running, hills are the bane ...

XCOR Aerospace announced today that it had won a $3.3 million contract with ATK as part of ATK’s contract to develop low-cost LOX/methane rocket propulsion for NASA. Together with ATK, XCOR will ...

Last week’s explosion of a New Glenn rocket at Cape Canaveral, Florida, was clearly a setback for Blue Origin and NASA, but ...

Alliant Techsystems recently demonstrated a critical capability of its liquid oxygen (LOX)/Methane rocket engine by igniting it in a vacuum chamber. The successful ignition test was designed to ...

SINGAPORE—Korean Air’s Aerospace Division (KAL-ASD) and Hyundai Rotem have launched a joint program to develop a 35-ton-class reusable methane rocket engine for future launch vehicles. The effort is ...

The South Korean government has officially begun developing a methane-based space launch vehicle engine with 35-ton thrust, capable of reuse. This marks the first time the country has pursued ...

BREMEN, Germany—Chinese state space industrial group Casc will begin testing a demonstrator methane-burning rocket engine using the expander configuration in November. Discussion of the work at the ...

China's state-owned main space contractor tested five different rocket engines on one day last week in preparation for future missions and projects. The China Aerospace Science and Technology ...

Why SpaceX’s giant Starship rocket is not worsening the fuel crisis — but may still raise profound climate questions.