Venus and mercury do not experience season which of the falling conclusions could explain this

1. Venus and Mercury do not have axial tilts: One possible explanation is that these planets have very minimal or no axial tilts. Axial tilt is the angle at which a planet's axis is tilted in relation to its orbit around the Sun. This tilt causes variations in the amount of sunlight received by different regions of a planet, leading to the changing seasons on Earth. If Venus and Mercury have little or no axial tilt, it means there is no significant variation in how sunlight is distributed across their surfaces throughout their orbits, resulting in a lack of seasonal changes.

2. Venus and Mercury have different atmospheric dynamics: Another possible explanation is that the atmospheric dynamics on Venus and Mercury differ significantly from Earth. On Earth, seasonal changes are influenced by the interactions between the atmosphere, oceans, and land masses. If Venus and Mercury have different atmospheric compositions or lack extensive atmospheres, these factors that drive seasonal variations might be absent or negligible on these planets.

3. Venus and Mercury have extreme temperature variations without distinct seasons: It is also possible that Venus and Mercury experience extremes in temperature but without distinct seasons as observed on Earth. Their proximity to the Sun and lack of substantial atmospheres might lead to constant and extreme temperatures without the gradual and cyclic variations that define seasons on Earth.

4. Lack of significant landmasses and oceans: Earth's seasons are also influenced by the presence of large landmasses and oceans, which absorb and release heat differently. If Venus and Mercury have limited geographic features like oceans and landmasses, it could contribute to the absence of seasons or reduced seasonal variations.

It is important to note that these are potential explanations, and further scientific research and exploration would be required to determine the exact reasons behind the absence of seasons on Venus and Mercury.