Scientists estimated that in five billion years the sun will become a red giant, swallowing up Earth and everything else in its path. Darlene Lim, a PhD student in geology and an expert on Mars exploration, is planning ahead.
Scientists estimated that in five billion years the sun will become a red giant, swallowing up Earth and everything else in its path. Darlene Lim, a PhD student in geology and an expert on Mars exploration, is planning ahead.