There’s a major planetary lineup coming to the early-morning sky, with the Moon joining in several times in June. First, though, let’s look at why such ... When we look up into the sky from ...

The authors do not work ... But when we look away from the Sun we see the blue light rays scattering from the part of the atmosphere we are looking at. That’s why the sky is so bright ...

TURNSHEK: What we're trying to do is cut out the light at the blue end of the spectrum because blue light scatters more easily than red light in the atmosphere, right? That's why the sky is blue.