For all latest news, follow The Daily Star's Google News channel. Another option is to explore stock image websites, which offer a wide selection of transparent background images, particularly in ...

Given that you can see stars and that the sky is black, you might think the sky is transparent ... at sky brightness—what they call the sky background—they use a unit of brightness per ...

To an untrained eye, the night sky appears very much a mystery. The multitude of stars that join our planets in populating an evening sky are fairly anonymous. The brightest star, and the nearest ...

Early-rising and late-night stargazers in the Northern Hemisphere have a great opportunity right now to see Sirius, Earth’s brightest nighttime star. Sirius can be seen shining high in the sky ...