SpaceX, OneWeb Detail Constellation Plans to Congress

SpaceX and OneWeb say they are within months of launching the first satellites in their competing megaconstellations of broadband smallsats designed to bring internet to every corner of the globe.

The Most Amazing Space Stories of the Week!

The Pope speaks to astronauts on the International Space Station, a sun-like star might have devoured more than a dozen Earth-sized planets, and Stephen Hawking's doctoral thesis crashes a website in some of this week's top stories at