The Sun - In Our Time (BBC Radio 4)

Added on by Douglas Farrand.
Visible in the lower left corner, the sun emitted an M6 solar flare on Nov. 12, 2012, which peaked at 9:04 p.m. EST. This image is a blend of two images captured by NASA's Solar Dynamics Observatory (SDO), one showing the sun in the 304 Angstrom wavelength and one in the 193 Angstrom wavelength. Credit: NASA/SDO

Visible in the lower left corner, the sun emitted an M6 solar flare on Nov. 12, 2012, which peaked at 9:04 p.m. EST. This image is a blend of two images captured by NASA's Solar Dynamics Observatory (SDO), one showing the sun in the 304 Angstrom wavelength and one in the 193 Angstrom wavelength. Credit: NASA/SDO

Source: http://www.bbc.co.uk/programmes/b048nlfb