I check spaceweather.com quite frequently this announcement about mercury was not on the site an hour ago it just posted i wonder why the urgency
usually press conferences are announce a few days in advance.
At a NASA teleconference today, researchers working with data from the Messenger spacecraft announced evidence that gusts of solar wind are penetrating Mercury's magnetic field and eroding material off the innermost planet's surface.
AR1302 has quieted down since unleashing dual X-flares on Sept. 22nd and 24th. Nevertheless, NOAA forecasters estimate a 25% chance of more X-flares during the next 24 hours. Any such eruptions would be Earth-directed as the sunspot crosses the center of the solar disk.