Why Is Space Black

Space is full of light energy on a spectrum from high energy gamma rays to low energy radio waves says mark hammergren an astronomer at chicago s.

Why is space black. The rest of the sky would be a soothing black decorated with tiny little less burny points of light. If you ve done your homework you know that space is huge. If you were on the moon which has no atmosphere the sky would be black both night and day.

Imagine you re in space. The seemingly endless black of space can feel isolating but remember that what you can see with the naked eye is only an infinitesimal fraction of the stars and galaxies that lie in the far reaches of outer space. Light travels at a specific speed.

It even be infinite which is. At night when that part of earth is facing away from the sun space looks black because there is no nearby bright source of light like the sun to be scattered. The rest of the sky would be a soothing black decorated with tiny little less burny points of light.

So why is the cosmos pitch black at night. Even so the vast majority of space is a vacuum bereft of any object that would generate visible light for us to witness.