If you’ve ever built a model rocket, you’ll know there’s not a whole lot to them. Essentially it’s a cardboard tube, a plastic nosecone, some fins, and a little clip that will keep it ...

Japan’s first H-3 rocket, the expected successor to the highly reliable H-2A, failed to launch at the Tanegashima Space Center in Kagoshima Prefecture on Feb. 17. Although H-3’s main engine ...

The second attempt was not the charm either for Japan’s new flagship H-3 rocket, whose launch ended in failure after the second-stage engine failed to ignite, according to the Japan Aerospace ...