
Why is space so dark? And why is there light on Earth?
The vast expanse of space is often portrayed as a dark, empty void, but have you ever wondered why it appears so? While space is filled with stars, planets, and galaxies, it remains incredibly dark. The truth lies in the way light works in the universe. In space, there's no atmosphere to scatter the sunlight like on Earth, so we only see light from objects directly emitting it. This is why, despite the billions of stars around us, space itself remains black. Now, let’s take a look at Earth. The light we experience on Earth is a direct result of the Sun's rays reaching our atmosphere. The atmosphere scatters and diffuses this sunlight, giving the sky its blue hue during the day and making the world shine with daylight. The unique combination of our atmosphere and the position of Earth in relation to the Sun creates an environment where we can see and experience light. This fascinating contrast between the dark void of space and the light-filled Earth reveals the wonders of our universe. It’s not just a question of light; it's a mystery that ties into the nature of space, our planet, and the intricate balance that makes life possible on Earth.