"It's kind of poetic," she said softly. "We are never more intimate with our star than we are in the dead of winter. We are as close as we can possibly be, yet we turn our face away."
Earth's orbit is not a perfect circle but an (a slightly squashed circle). Because the sun is located slightly off-center within this ellipse, Earth reaches a specific point once a year where it is physically closer to the sun than at any other time. Why January Isn't Summer in the North during which month is the earth closest to the sun link