NASA has selected a fascinating new project for further development, known as the Diffractive Solar Sail. By bending light before it hits the sail, this device could propel spacecraft more efficiently ...

Scientists have successfully tested a material design for light sails using photonic crystals that could achieve 20% the speed of light ...

Over the last two decades, Les Johnson and his team of engineers have quietly been pushing NASA into a new era of space exploration while nobody was paying attention. As an engineer at the legendary ...

While most traditional spacecraft use combinations of chemical burn thrusters and planetary gravitational assists to arrive at their destinations, a solar sail-centric spacecraft would offer one ...

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Washington, D.C. –“We’re back!” said Louis Friedman, Executive Director of The Planetary Society. “With an even more ambitious solar sail program than our last venture.” The Planetary Society today ...

The Planetary Society has announced that its LightSail 2 solar spacecraft has managed to raise its orbit using only solar power, successfully demonstrating that flight powered by light is a viable ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...