Entertaiment, Viral Videos Rocket Engine Testing In Japan Ends In A Huge Explosion step son 2 years ago No Comments Facebook Prev Article Next Article This rocket engine from Japan was being tested, but it ended up failing with a massive explosion. Facebook Prev Article Next Article You may also like Falcon Heavy & Starman step son 7 years ago Japan Engineers Create Robot That Transforms Into Car With Men On-Board step son 7 years ago Strange Fish That Can Change Its Gender step son 2 years ago