The oldest star chart in the world was made in China more than 2,300 years ago, a hotly debated preprint study finds. Researchers at the Chinese National Astronomical Observatories analyzed the "Star ...

• After watching sunset from a vista point, sky watchers get a deep-twilight "sky orientation" with the charts and binoculars. "We will look at some of the brightest stars and constellations as well ...

Whether you enjoy it or not, the sun is setting earlier but the fading light is not all doom and gloom. Longer nights mean more time to look up at the stars and take in the beauty of the cosmos. As we ...

Only 16 to 84 other examples of this exotic system may exist in our entire galaxy. Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner.