The Science of Sustainability

Tag: sun

Solar Maximum: Fizzle, or Finale Yet to Come?

Solar Maximum: Fizzle, or Finale Yet to Come?

Has the sun's predicted Solar Maximum in magnetic activity ended early and after a disappointing performance–or is it getting ready to delivery a spectacular finale and a double-peak Solarmax?

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Touch the Sun at Chabot Space & Science Center

Touch the Sun at Chabot Space & Science Center

Just in time for the imminent event of Solar Maximum, Chabot Space & Science Center is opening a new solar exhibition that features the latest in stunning ultraviolet satellite imagery from NASA's Solar Dynamics Observatory!

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Stunning Solar Visualizations: The Sun's Van Gogh-like Artistry

Stunning Solar Visualizations: The Sun's Van Gogh-like Artistry

While nearly all eyes are focused on Mars, two astophysicists at NASA's Goddard Space Flight Center have been quietly staring at the sun instead.

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Photographing the Sun: Let Me Count The Ways

Photographing the Sun: Let Me Count The Ways

Turns out there are as many as ways to photograph as eclipse as there are to watch it. With a bit of preparation and the generosity of strangers, I got to experience five of them during Sunday's annular eclipse.

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The Once and Future Earth

The Once and Future Earth

How will the sun, moon, and Earth change in the far distant future? It may not make a big difference to us, but exploring the possible fate of our home and birthplace is a mind-bending journey.

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The Sun Shows A Flare for the Dramatic

The Sun Shows A Flare for the Dramatic

A solar flare, associated with the big sunspot numbered 1402, erupted on January 23rd, launching a coronal mass ejection–a "cantaloupe" of plasma that makes Earth look like a grape. Rated as an M9-class flare, it packed umph just shy of what's necessary for adult "X-class" flaredom, the most powerful kind.

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Summer Solstice, Shifting Spring

Summer Solstice, Shifting Spring

Tomorrow is our summer solstice—the longest day of the year here in the Northern Hemisphere.

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Serving Up Delicious Scoops of Sun Daily

Serving Up Delicious Scoops of Sun Daily

The Solar Dynamics Observatory was launched last year, and since then has been capturing high resolution, multi-wavelength visible and extreme-ultraviolet imagery at very frequent intervals.

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Show Me Science

Show Me Science

If science is nothing else, I feel, it is the frame of mind to question one's own interpretations of reality, and to poke and prod the perception to test what may be fact, and what may be misinterpretation.

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Producer's Notes: Journey Into The Sun

Producer's Notes: Journey Into The Sun

Astrophysicists who track space weather today are at a stage Earth weather forecasters were roughly three decades ago. This is about to change.

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The Sun—Live In Your Own Backyard!

The Sun—Live In Your Own Backyard!

Chabot volunteers are running a live solar observatory for the public.

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Sun-Earth Day: Magnetic Magic

Sun-Earth Day: Magnetic Magic

Saturday, March 20th, was not only Vernal Equinox, but the annual Sun-Earth Day: a NASA-promoted effort around the country to focus attention on the special connections between the Sun and the Earth. This year's theme: magnetism!

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Are Power Towers the Future of Solar Energy?

Are Power Towers the Future of Solar Energy?

Southern California's Antelope Valley is famous for its desert blooms of California poppies, but has recently become the home of one of the most aesthetically striking new designs in alternative energy.

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The International Year of Astronomy

The International Year of Astronomy

2009 has been designated the International Year of Astronomy (IYA), in celebration of the 400th anniversary of Galileo first pointing the new invention of the telescope at the sky.

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Come Together, Bright Planets, Over Me….

Come Together, Bright Planets, Over Me….

Depiction of a major alignment of the five visible planets in 1059 BCE. Photo By Ben Burress There are some pretty good "lineups" coming soon to skies above you. First of all, "lineups," or alignments, go on in the heavens all the time, though most often they are alignments of objects too faint to easily […]

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The Last Hoorah for Solar Cycle 23?

The Last Hoorah for Solar Cycle 23?

Magnetic activity on March 27th; white indicates N magnetic poles, black S. Credit: ESA/SOHO/NASA. A few blogs back I wrote about the 11-year cycle of ups and downs in solar activity–the Solar Cycle –and how over the last year or so the baton was supposedly passed from Cycle 23 to Cycle 24. But there has […]

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Living in the Sun's Atmosphere

Living in the Sun's Atmosphere

Illustration of a blast of solar wind impacting Earth's protective magnetic field. Credit: NASABreathe in, exhale. Feel the air in your mouth, windpipe, and lungs. That's a sample of Earth's atmosphere: the thin layer of gases enveloping our planet. Did you know that the Sun also has an atmosphere, and that the Earth is inside […]

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Nap time for the Sun: solar cycles

Nap time for the Sun: solar cycles

Extreme close-up of the Sun's visible surface, showing 'bubbling' cells of convecting gas–each the size of Northern California. credit: Hinode JAXA/NASA/PPARCBy all accounts, a new cycle-Cycle 24-in solar activity has begun… something you probably didn't notice since the beginning of a solar cycle is quite subtle…. First things first: what is a solar cycle, and […]

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