Hadar (also known as Agena) is a star that is visible from the Southern Hemisphere. It is the second-brightest star in the constellation Centaurus — another name for it is Beta Centauri — and the 10th ...

July is the perfect time to dust off any old telescopes and have a good look at Saturn's rings. If you don't have a telescope there's plenty to see with the naked eye — and with binoculars you can ...