Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia ...

Fiction For fans of: All of a Kind Family by Sydney Taylor and Rebecca of Sunnybrook Farm by Kate Douglas Wiggin If you’ve ...

The world has a more detailed map of the seafloor than ever before thanks to observations taken from space. NASA published a ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.