Right now, as a passenger on planet Earth, you’re zooming through space at incredible speeds. But why can't you feel it?

Perihelion, the point in a planet’s orbit where it is closest to the Sun, is a fascinating phenomenon that shapes much of our understanding of planetary motion. While Earth’s proximity to the Sun ...

Astronomers have produced the first continuous, two-dimensional maps of the outer edge of the sun's atmosphere, a shifting, ...

Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around ...