Astronomers from the University of Wisconsin-Madison have recently published an article that sheds light over the ‘youthful’ appearance of stars known as blue stragglers. These shiny stars, which seem older than they are, have puzzled scientists for almost 50 years; ...

A team of American astronomers discovered that two terrestrial planets underwent a collision only a few hundred thousand years ago. They were studying what was presumably a very dusty main sequence star in an attempt to determine its age. During ...