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Apparent retrograde motion is the apparent motion of a planet in a direction opposite to that of other bodies within its system, as observed from a particular vantage point. Direct motion or prograde motion is motion in the same direction as other bodies.
Retrograde motion of the planets: Everything you need to know - BBC Science Focus Magazine.
1 day ago · Retrograde motion is when a planet appears to move westward in front of the stars, but it's really moving eastward. It's an illusion caused by our perspective, as seen from Earth. Some retrograde motion is real, such as Venus's rotation or Triton's orbit. Learn how retrograde motion works and why it happens on different planets and moons.
retrograde motion, in astronomy, actual or apparent motion of a body in a direction opposite to that of the (direct) motions of most members of the solar system or of other astronomical systems with a preferred direction of motion.
- The Editors of Encyclopaedia Britannica
Oct 19, 2023 · Rotation in the opposite direction of what is traditionally seen in the cosmos is called retrograde. The planets Venus and Uranus spin clockwise, which is considered retrograde motion. Some small moons also orbit clockwise around their planet, and are thus called retrograde satellites. Uranus exhibits retrograde motion.
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Jan 29, 2024 · The apparent retrograde motion is caused by differences in the planets’ orbital speed. Let’s take Mars as an example. This superior planet moves slower in its orbit than the Earth. When we pass Mars, it seems to be moving “backward” because we're moving faster than it is.
Aug 24, 2023 · HISTORY & CULTURE. We’re in Mercury retrograde. Here’s what that really means. The planet’s apparent backward motion occurs for a few weeks about every four months. Here’s what’s really...
