What role can citizen science play in advancing astronomical research?

Retrograde motion of the outer planets starts and ends near the time of opposition, when a planet is opposite from the Sun in the sky. Dec 18, 2023 ... Earth's faster movement occasionally positions it ahead of Mars, creating the illusion of the Red Planet moving in reverse from our perspective. The retrograde motion is caused by the Earth's own motion around the Sun. As the Earth circles the Sun, our perspective changes, and this causes the apparent ... Jul 10, 2019 ... Rotation in the opposite direction of what is traditionally seen in the cosmos is called retrograde. The planets Venus and Uranus spin clockwise ... This is termed direct or prograde motion. However, occasionally a planet's track across the celestial sphere slows, stops and then reverses direction for a ... Jun 14, 1971 ... The purpose of this communication is to point out an interesting feature of time-like geodesics in the Kerr metric. Mar 19, 2009 ... This apparent backward motion is called retrograde motion. For this lab, we will use data already collected by an observer. Table 1 gives ... Short animation depicting the retrograde motion of planets in the night sky. Embed code