Physics sets unforgiving limits on how fast anything can move, yet the same laws also leave surprising room for creative ways to cross the gulf between stars. The real question is not whether the ...

To the naked eye, the stars are diamond flecks scattered across the inner surface of a celestial sphere. Telescopes have brought depth to our vision, mapping the true distances to cosmic objects. But ...

A global team of experts came together to launch a design competition for human interstellar travel.

Add Yahoo as a preferred source to see more of our stories on Google. Hubble captured this image of the interstellar comet 3I/ATLAS on July 21. - NASA/ESA/David Jewitt (UCLA) A new image has revealed ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...