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Looks like the Sun is in its teens again

I’ve been posting sporadically on how sunspots are starting to come back to the Sun, and I’m glad to see a new group sprouted up recently… and it’s a monster: These images are from SOHO, the Solar and Heliospheric Observatory. The orange one is in visible light, and the sunspots are pretty obvious. The green one [...]
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See more about: Heliospheric Observatory

Sun Acoustic Waves Allow Sunspot Predictions

Odd : FuturePundit (3 years ago)

Sunspots can be predicted 1-2 days in advance. The researchers got help from the Michelson Doppler Imager aboard NASA's Solar and Heliospheric Observatory satellite, known as SOHO. The craft spent 15 years making detailed observatio... Read Post

Welcome Back Sunspots With The Many Colors Of Solar Pop Art [Solar Porn]

Genres / Sci Fi : io9 (5 years ago)

Sunspots have returned at last, after a worryingly dormant solar minimum. To celebrate, here are four current solar pictures from NASA's Solar And Heliospheric Observatory (SOHO). They're the sun at 304 Angstrom, 171 Angstrom, 195 A... Read Post

Spotless Sun: Blankest Year Of The Space Age

Academics / General Science : Science Daily (6 years ago)

Astronomers who count sunspots have announced that 2008 is now the "blankest year" of the Space Age. An image taken on Sept. 27, 2008 by the Solar and Heliospheric Observatory (SOHO) shows a solar disk completely unmarked by sunspot... Read Post


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