Astronomy Picture of the Day – Solargraphy Analemmas.

Image Credit & Copyright: Maciej Zapiór and Łukasz Fajfrowski Explanation: Today is the equinox. The Sun crosses the celestial equator heading north at 16:57 UT, marking the northern hemisphere’s first day of spring. To celebrate, consider this remarkable image following the Sun’s … Continue reading →

#EyeCandy – Solar Flare.

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A solar flare is a sudden brightening observed over the Sun’s surface or the solar limb, which is interpreted as a large energy release of up to 6 × 1025 joules of energy (about a sixth of the total energy … Continue reading →