sdo_may_27_flare0700ut_171-304_earthscale_720

NASA's Solar Dynamics Observatory captured this image of a solar flare seen as the bright flash on the limb of the Sun on May 27, 2024, with an inset image of Earth for scale. The image shows a subset of extreme ultraviolet light that highlights the extremely hot material in flares and which is colorized in red. Credit: NASA/SDO