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

With each passing night as, the crescent slowly widens and it begins to appear against a progressively darker background, its ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

From planets and constellations, to eclipses and the Aurora Borealis, here's what to look for in the sky this spring ...

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

Just east of Betelgeuse is the fine binocular cluster NGC 2244. But the much fainter Rosette Nebula that lies around the ...

The Art Spirit Gallery's newest exhibition, "Local Color," is now on display. This vibrant collection features the works of ...

Although Jupiter and Mars have been dominating the eastern sky, there’s more ... 65° high two hours after sunset and ripe for observation. Two bright points of light will guide the way, as ...

Multiple Scattering Directions – Scattered blue light reaches our eyes from all directions, making the sky appear blue. Sunset and Sunrise Effect – During sunrise and sunset, sunlight passes through ...

Argus Camera Club member Joanna Kaczorowska took to Bognor beach last week to enjoy a winter sunset and get some snaps.