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  • Julie Vauk

    Solar Storm

  • Kathleen Habib

    Solar Flares Fire Double Sun Storm at Earth The Solar Dynamics Observatory captured this image of an M1.2 class flare on June 13, 2012. The sun is shown here in teal as this is the color typically used to represent light in the 131 Angstrom wavelength,

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NASA’s SDO Captures a Monster Prominence by NASA Goddard Photo and Video on Flickr.

Think Friday’s close asteroid flyby is sobering? Look at this... Objects within 0.3 AU of the Earth – or within about a third of Earth’s distance from the sun – today. From Armagh Observatory.

Photo of January 15, 2010 annular or ring eclipse. Mottling, or granulation, caused by heat convection in the sun's atmosphere can be seen around the dark lunar disk. Credit & Copyright: Mikael Svalgaard: Mikael Svalgaard. Used with permission.

Olympus Mons, an extinct shield volcano on Mars. At three times the height of Mount Everest, it is the tallest mountain in our solar system.

The wonderful astrophotographer César Cantú takes amazing pictures of the sky, and his shots of the Sun are truly cool. On Wednesday, August 8, 2012, he took this image of the Sun and a sunspot called Active Region 1524

Zeta Ophiuchus, a massive star plowing through the gas and dust floating in space. Zeta Oph is a bruiser, with 20 times the Sun’s mass. It’s an incredibly luminous star, blasting out light at a rate 80,000 times higher than the Sun! Even at its distance of 400 light years or so, it should be one of the brightest stars in the sky … yet it actually appears relatively dim to the eye.