A second failure in a row raises concern about the progress of the Epsilon S rocket, whose debut is expected next year.

The engine of Japan's flagship small rocket, the Epsilon S, blew up and burst into flames during a combustion test on Tuesday ...

On Tuesday, a second-stage engine designed for the Japan Aerospace Exploration Agency's ( JAXA) new Epsilon S rocket exploded ...

The engine for a flagship new small Japanese rocket has burst into flames during a combustion test, but there was no injury ...

Japan's space agency aborted an engine test for the Epsilon S rocket on Tuesday after it exploded and caught fire, a repeated failure that will likely push the rocket's debut launch beyond the ...

Japan is off to a shaky start in its efforts to break into the space rocket market dominated by Elon Musk’s SpaceX.

Japan's space agency aborted an engine test for the Epsilon S rocket on Tuesday following a fire at the test site, a failure ...

Japan's space agency JAXA aborted an Epsilon S rocket engine test after a fire occurred at the Tanegashima Space Center. This ...

That was one in a string of failures for the country's space agency JAXA, including launch attempts for its next-generation H3 rocket. JAXA managed a successful blast-off in February this year for ...

The Epsilon S, part of Japan's effort to develop cost-competitive small rockets, has faced delays, including a previous engine test failure 16 months ago. Jaxa's flagship H3 rocket, developed by ...