Mars receives significantly less sunlight than Earth, about 43% of the amount Earth does. This is due to its greater distance from the Sun.

Here's a breakdown:

* Distance: Mars is about 1.52 AU (astronomical units) from the Sun, while Earth is 1 AU. This means Mars is about 50% further away from the Sun than Earth.

* Sunlight intensity: The intensity of sunlight decreases with the square of the distance. This means that at Mars' distance, the sunlight is about 43% as strong as it is on Earth.

* Seasons: Mars also experiences seasons, but they are much longer than Earth's due to its longer orbital period. This means the amount of sunlight received at different points on Mars varies over the Martian year.

So, while Mars does receive sunlight, it's significantly weaker than on Earth, leading to colder temperatures and a less hospitable environment.