Radio glitch as Schiaparelli lander probe splits from ExoMars mothership

Signals are flowing again, but for a while there all we had was a Ping! The European Space Agency's Schiaparelli lander has parted from the Trace Gas Orbiter that was its companion on the ExoMars mission and is on track for its planned Wednesday landing on the red planet. But the European Space Agency is yet to explain a radio glitch that took place along the way.…