On Jan. 7, 1610, Galileo discovered four moons revolving around Jupiter — a discovery that would change his life forever. These four moons are Jupiter’s largest satellites — lo, Europa, Ganymede and ...

Europe’s new age of satellite navigation has passed a historic milestone – the very first determination of a ground location using the four Galileo satellites currently in orbit together with their ...

In basketball, legends are often known by first name alone: LeBron, Kobe, Michael. Same with entertainers: Madonna, Cher, Beyoncé. But lists of scientific legends almost always include surnames, never ...

We got “Galileo hate mail” here at the Vatican’s astronomical observatory. It was funny — and not funny. It originated, and originates, in respectable places. And it speaks to the broader problem of ...

GOOD stories are apt to survive by their very fitness. In old age they may lose their savour because they are deemed legendary, but it is not well to part too lightly with old friends. The three best ...