Nasa has unfurled a solar sail in space for the first time, aiming to harness the propulsive power of sunlight for interstellar travel. The US space agency revealed that it had deployed the solar sail ...

A solar sail is designed to capture the tiny amounts of radiation pressure exerted by sunlight to propel a spacecraft to incredible speeds. The advantages are numerous: by acting like a sailing ship ...

Just a day after NASA launched its Lunar Trailblazer spacecraft on a multi-month, ultra-efficient journey to the Moon, it ...

The United States is no longer content with brief lunar visits powered by batteries and solar panels. NASA is now betting on nuclear fission to turn the Moon from a destination into a permanently ...

As the International Space Station orbits Earth, its four pairs of solar arrays soak up the sun’s energy to provide electrical power for the numerous research and science investigations conducted ...

NASA launched the Juno spacecraft in 2011 on a mission to study Jupiter, and now the spacecraft is almost to its target. Before it reaches the gas giant, Juno has already made history as it sets the ...

Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

"We propose it's a natural technological evolution that an advanced civilization could make," Ravi Kopparapu, a NASA planetary scientist who led the research published in the Astrophysical Journal, ...

A NASA spacecraft made history and is safe after making the closest-ever approach to the sun. On Tuesday, the Parker Solar Probe hurtled through the sizzling solar atmosphere and passed within a ...

CAPE CANAVERAL, Fla. — NASA and Florida Power and Light, also known as FPL, are studying potential renewable energy projects that would be done at Kennedy Space Center. Kennedy and FPL managers signed ...

Both versions of the Solar Array Sun Shield for NASA’s Nancy Grace Roman Space Telescope appear in this photo, taken in the largest clean room at NASA’s Goddard Space Flight Center. The flight version ...