aphelion in a sentence
n.
📚 Grade Level: Grade 11, Grade 12
Definition
Aphelion is the point in the orbit of a celestial body where it is farthest from the sun.
Sample Sentences
- The planet reaches aphelion once a year, marking its farthest point from the sun.
- Astrophysicists study the effects of aphelion on Earth's climate and seasons.
- As the comet approached its aphelion, observers noted a significant decrease in its brightness.
- During aphelion, the distance between Earth and the sun increases, leading to cooler temperatures.
- The concept of aphelion is essential for understanding the orbits of celestial bodies.
- At aphelion, the gravitational pull from the sun is weaker compared to perihelion.
- Astronomers often calculate the aphelion of planets to predict their orbital dynamics.
- The aphelion of Mercury occurs at a distance greater than that of Venus.
- Understanding the aphelion of an asteroid can aid in predicting its trajectory.
- The variation in distance at aphelion and perihelion influences the length of seasons on Earth.