How to design a sail that won’t tear or melt on an interstellar voyage

Going Interstellar with a Laser-Powered Rocket

First ever free-floating black hole found roaming through interstellar space. Astronomers believe they’ve detected the first “rogue” black hole, roaming the galaxy alone. The object made itself known when it passed in front of a background star, bending the light with its extreme gravity.

First truly isolated black hole detected in interstellar space