If giant X-ray flares churn circumstellar disks enough to keep newborn planets, such as Earth once was, from spiraling into their suns, it would be an ironic twist on our conception of X-ray flares as ___. A.dangerous B.predictable C.ancient D.ephemeral E.perilous F.foreseeable...
Learn more about solar flares by reading: Could an extremely powerful solar flare destroy all the electronics on Earth? All of this activity requires energy, which is in limited supply. Eventually, the sun will run out of fuel. The Fate of the Sun When our sun becomes a red giant, its...