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 ...

The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, prompting ...

Northern lights occur when a solar flare interacts with Earth's atmosphere.

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 ...

NASA's Carbothermal Reduction Demonstration (CaRD) project has completed an important step toward using local resources to support human exploration on the moon. The CaRD team performed integrated ...

Solar farms are a popular source of clean energy in places that maximize sunlight exposure, like deserts or large fields away from urban areas. But they can also be constructed on water, for example, ...

Preparations for launching NASA’s Gamma-ray Large Area Telescope (GLAST) satellite are underway at NASA’s Kennedy Space Center (KSC), Fla. NASA KSC’s “NASA Expendable Launch Vehicle Status Report” on ...

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 ...

NASA has selected three companies to further advance work on deployable solar array systems that will help power the agency’s human and robotic exploration of the Moon under Artemis. Through Artemis ...