Tagged With Breakthrough Starshot

A bizarre interstellar object called 'Oumuamua continues to perplex astronomers a year after it vanished. Here's why a few scientists still wonder if it was alien.

The speed of light is tortuously slow, and these 3 simple animations by a scientist at NASA prove it

A startup is developing a 100-gigawatt laser to propel a probe to another star system. That may be powerful enough to 'ignite an entire city.'

A Russian billionaire has launched the smallest-ever spacecraft into orbit -- a key step to reaching a nearby star system

Stephen Hawking just announced a radical $100 million project for interstellar travel using lasers