Retrograde mean motion resonances occur when orbiting bodies, moving in directions opposite to the dominant sense of motion, experience periodic gravitational interactions that can stabilise their ...

We've all heard the saying "is Mercury in retrograde?" but what does the famous saying mean? Here is everything to know and ...

Planets turn retrograde when they appear to be moving backwards from our vantage point on Earth. When a particular planet goes retrograde, the themes of that planet will be impacted. Retrogrades get a ...

Mercury is a little-known, still mysterious world. But one thing is certain. Mercury, the closest planet to the sun, can't actually travel backward in retrograde, and doesn't impact us on Earth. The ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When is Mercury retrograde? It starts today, and if you ...

The summer of 2024 will be a wild ride, astrologically speaking — and for more reasons than just the rare super blue moon that rose in August. A total of five planets are going retrograde between May ...

The survival of the valid. Peer review ; The scientific method -- Birth. The bowl of night. The two-sphere universe ; Coordinate systems l The sun -- Epicycles and relative motion. A mechanical ...