5 Quotes by Henry Harris

No one has ever done this before. These results would not have been possible without newly developed ultralight, high-temperature sail materials and beamed-energy propulsion methods.

The temperature reached as high as 2,500 degrees Kelvin during the tests. High temperatures mean high acceleration.

Clearly if you can do it than I have to be concerned that someone else can as well.

All I can say is a picture is worth a thousand words.

The engine would be in orbit, producing a beam of photons. The spacecraft would not have to carry that mass along.