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Japan's quest for space just got a whole lot funkier - and environmentally friendly! Interstellar Technologies, a daring startup, has shaken up the space industry by testing a prototype rocket engine ...

A Japanese startup is experimenting with alternative rocket fuel options. The startup, Interstellar Technologies Inc., says it was able to kickstart a space rocket engine designed to run off ...

Interstellar Technologies' Zero rocket will use methane collected from cow manure. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A Japanese ...