The sun’s outer atmosphere resembles a pufferfish.

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 ...

Two rare X-class solar flares from sunspot AR4274 on November 4 sent twin coronal mass ejections toward Earth, prompting NOAA ...

NASA explains how a 'ring of fire' annular solar eclipse occurs and how it differs from a total solar eclipse. WARNING: ...

BREVARD COUNTY • FLORIDA – NASA astronauts will conduct a pair of spacewalks in January outside of the International Space Station to prepare for the installation of a roll-out solar array and ...

A different kind of solar eclipse took place on X Monday courtesy of NASA’s sun and moon social media accounts. Monday marked a rare and highly-anticipated solar eclipse that took place across North ...

On June 25, Tuesday, a small fleet of scientific instruments known as the Extreme Ultraviolet and X-ray Irradiance Sensors (EXIS) will be launched into 22,000 miles in space. Developed by researchers ...

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 Parker Solar Probe has finally reached the atmosphere of the sun. The NASA spacecraft spent more than three years winding its way by planets and creeping gradually closer to our star to learn more ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. NASA has announced plans to broadcast the total solar ...