stars

While civilized society was just learning to use the wheel on earth, ancient Greeks were aiming at celestial space and the stars.

More than 200 RR Lyrae stars—distant variable stars—have been found by astronomers in the Milky Way's stellar halo. Over a million light-years separate us from the furthest of these stars. This is roughly half the distance to our nearest...

Since the beginning of time, people have turned their eyes to the sky and discerned the shapes of animals and objects in the stars.

Konstantinos Vasilakakos can be called a photographer of the stars—not the Hollywood stars but the celestial elements that fill the night sky and truly fascinate all those who gaze at them. Vasilakakos is a great fan of night photography and...

As the year 2020 has had one unusual occurrence after another, it seems fitting that the year will end with another extremely rare event -- what astronomers say is a "triple conjunction" of planets, which will perhaps be another...

Since the beginning of time, people have turned their eyes to the sky and discerned the shapes of animals and objects in the stars.

The most spectacular summer shower of shooting stars, the meteor shower of Perseid, will reach its peak on Sunday at dawn, and will be visible on the sky of Greece and on the north hemisphere sky in general. Those who...