"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Scientists at the California Institute of Technology have taken a major step toward developing lightsails that could one day ...

Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research ...

Achieving practical interstellar travel requires overcoming the immense challenge of reaching extraordinary velocities. To send a spacecraft, weighing roughly 1,000 kilograms, to a neighboring star ...

The idea of a lightsail comes from the fact that radiation pressure represents a mechanical pressure acting on a surface due ...

US president orders work on defence shield going beyond Ronald Reagan’s ‘Star Wars’ programme that could trigger nuclear arms ...

Scientists propose using relativistic electron beams to propel spacecraft, offering a new hope for interstellar travel within a human lifetime.

In 2024, seven vehicles in western China each transmitted a high-powered microwave beam that converged precisely in both time ...

The USS Preble is the only U.S. destroyer armed with the HELIOS, which can fire laser beams to destroy fast attack craft and drones.