As soon as it gets dark, two bright lights become visible—the brightest in the southwest and an almost-as-bright light in the east. What are they?

If Earth had no atmosphere like the Moon there would be no scattering, and the sky would remain black, even in daylight ...

Watch the world go by from an urban rooftop while the sky is ablaze with sunset colors, capturing the essence of city life.

When the Sun is near the horizon, its light passes through a lot more of the atmosphere to reach the Earth's surface than ...

It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation ...

Jamie Carter is an award-winning reporter who covers the night sky. What is that bright star after sunset? It’s Venus—and it's back in the evening sky. Aside from the sun and moon, there is no ...