Three M-class solar flares have been detected on the Sun, scientists said.

Russia’s RIA Novosti news agency reported, citing the Solar Astronomy Laboratory of the Russian Academy of Sciences, that the flares were observed between 15:23 and 17:07 Moscow time. They were measured at intensities of M1.03, M1.58 and M1.11.

The institute also recorded 12 smaller C-class solar flares around midnight on April 28, it added.