Imagine a world where the grueling seven-hour flight from New York to London is condensed into a lightning-fast sprint of ...

Japan successfully tests Mach 5 ramjet engine that could cut Tokyo-LA flights from 12 hours to 2 hours, with passenger ...

JAXA successfully tested a hydrogen-powered aircraft at Mach 5, pushing commercial aviation beyond Concorde-era ambitions.

Japan has completed a ground combustion test of a ramjet engine for a Mach 5 experimental aircraft, marking a step forward in the country’s long-running hypersonic flight research endeavors. The Japan ...

TOKYO -- A Japanese research team has conducted the country's first successful combustion test of a ramjet engine for an experimental Mach 5 aircraft.･･･ ...

Japan has taken a serious step into the hypersonic race with a hydrogen-fueled ramjet test that pushed a small experimental aircraft into conditions equivalent to Mach 5. In April 2026, Waseda ...

Discover Japan's Mach 5 hypersonic engine. We explain the JAXA Kakuda Space Center ramjet test that could make 2-hour flights ...

Hypersonic speeds are set to drastically shorten flights. Jaxa has developed and tested a Mach 5 ramjet engine.

Japan has hit a real hypersonic research milestone, but the social-media version is running far ahead of the engineering. On April 16, 2026, ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess of Mach 5 in a smaller, cheaper, lighter, and more efficient package than ...