▽Astronomy Picture of the Day ●01/05 00:00 2025 January 4Welcome to PerihelionImage Credit & Copyright: Peter Ward(Barden Ridge Observatory)Explanation: Earth's orbit around the Sun is not a circle, it's an ellipse.The point along its elliptical orbit where our fair planet isclosest to the Sun is called perihelion.This year perihelion is today, January 4, at 13:28 UTC, withthe Earth about 147 million kilometers from the Sun. For co