Project for On-Board Autonomy-2 (PROBA-2)
The ESA Project for On-Board Autonomy-2 (PROBA-2) mission consists of one satellite in a sun-synchronous low Earth orbit and has two instrument onboard to study the Sun. One of these instruments is the SWAP instrument which is an extreme ultraviolet (EUV) imager which images the Sun in the 174 Ångström wavelength.
Courtesy of PROBA-2 (SIDC/ESA)
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Coronal hole faces Earth, Minor G1 geomagnetic storm watch
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