Astronomers—who study the positions and motions of the planets—call it retrograde motion and regard it as ... that the revolutionary heliocentric model of Nicolaus Copernicus in 1543 was ...

“When we say that a planet is in retrograde it means that from the perspective of Earth, a planet’s motion across the sky goes backwards night after night compared to its usual direction for a ...

Pluto’s retrograde motion encourages us to confront our fears and explore the darker sides of our personalities. This phase offers an opportunity for introspection, allowing us to revisit past ...