The peach is classified with the almond in the subgenus Amygdalus, distinguished from the other subgenera by the corrugated seed shell. Peach and nectarines are the same species, even though they are regarded commercially as different fruits.
Eclipses have powerful effects, especially when they connect with personal planets, such as your Sun sign. When this happens, the influence can last for months. Eclipses occur in pairs, sometimes in a threesome, about every six months. There are two types of eclipses, a Solar and Lunar. A Solar Eclipse is a super-charged New Moon.
There are many effects of solar flares (and related solar processes) on Earth. I suggest you go check this site which lists the effects of the Sun on the Earth, including solar flares. The direct effects of solar flares are mainly related to communications and radio transmissions, which you already seem to know about.