Interstellar Technologies ZERO rocket engine test-fired at Hokkaido Spaceport in Taiki, Hokkaido. It is fueled by liquid biomethane. Credit: Space.com | footage courtesy: Interstellar Technologies | e ...
New amateur videos of interstellar comet 3I/ATLAS have ignited fresh debate after backyard observers claimed the rare visitor appears to be rotating. The clips are circulating widely online just days ...