Physics sets unforgiving limits on how fast anything can move, yet the same laws also leave surprising room for creative ways ...

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 | ...

When a group of scientists developing an engine for interstellar travel see their funding cut after a breakthrough leads to a ...

Is an interstellar comet actually an alien spaceship? A researcher traces how influencers spread such speculation via social ...

Suppose you want to migrate to another star, taking your entire civilization with you. Not an easy task given our technology today, but let’s remember that in the 13 billion year-plus history of the ...