8 May 2017
Earth may have been born in a huge flare-up of the young sun
By Ken Croswell
It’s not easy to make Earth. Most of the explanations for how our planet formed have troubling problems. But if a new idea is right, we can thank a hyperactive young sun for Earth’s existence, plus solve a long-standing mystery about Mars.
According to standard lore, the planet-building process began when dust particles orbiting the newborn sun stuck together, forming rocks that built still larger objects.
https://www.newscientist.com/article/2130188-earth-may-have-been-born-in-a-huge-flare-up-of-the-young-sun/