This Japanese ‘hidden figure’ enlightened the world with her sunspot sketches
Hisako Koyama's lifelong passion for the glimmering sky and her meticulous sunspot drawings shaped the modern field of space weather.
WATCH: Total eclipse crosses the continental U.S.
For those unable to visit a spot on the 3,000-mile-long, 70-mile-wide path of totality, you’re in luck. In partnership with NOVA, NewsHour will be streaming the solar eclipse event all afternoon.
These photographs capture the eclipse as it crosses the continental U.S.
For the first time in nearly a century, a total solar eclipse is casting a shadow from coast to coast and plunging millions of eager onlookers into temporary darkness. From the “first kiss” in Lincoln Beach, Oregon, to the final…
NASA reveals first mission to ‘touch the sun’
NASA wants to send a probe directly into our sun's atmosphere.
Since the early '90s, scientists have known the sun’s surface rotates more slowly than its interior. But they haven't been able to pinpoint why--until now.
NASA is allowing you to engage in an extended gazing session at our planet's star this week with the release of a new video that reveals the sun -- rotation, solar flares and all -- in unprecedented detail. The…
It turns out, like us, stars slow down in their old age. That observation is the key to a new method astronomers are using to accurately tell the age of cool stars — stars that match the size of, or…
For 59 minutes early Wednesday morning, the moon will turn an eerie shade of copper red when it passes through the Earth’s shadow in a total lunar eclipse. And if the skies are clear enough and you look at…
Beyond Earth's atmosphere lurks a threat that could knock out our electrical grid and cause catastrophic structural, not to mention economic, damage. The risk within the next decade is about as great as that of another earthquake shaking California. So…
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