Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in Research Notes of the AAS, a non-peer reviewed publication from the American ...

At the start of the year, Earth will quietly reach a milestone in its orbit around the sun. Known as perihelion, this is the moment when our planet is closer to the sun than at any other point in the ...

Winter often feels like a long stretch of weak light and cold air. The idea that Earth is actually closest to the Sun during this time can sound wrong, almost misleading. January mornings do not feel ...