How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...
Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.
NASA’s Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission launched March 12, sending up a constellation of four Earth-orbiting satellites with the goal of studying how the Sun’s activity ...
A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...
The Southwest Research Institute (SwRI) has unveiled groundbreaking results from NASA’s PUNCH mission, revealing a breathtaking, continuous view of the solar corona and solar wind in unprecedented ...
We Earthlings see the sun every day of our lives—but gaining a truly new view of our star is a rare and precious thing. So count your lucky stars: for the first time in history, scientists have ...
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