DARMSTADT, Germany — For the last two years, the Rosetta spacecraft has danced around a comet. Today, it finally made contact with the icy body — and sent its last signal. Megan Gannon Space…
The final resting place of the European comet lander Philae is a mystery no more. After nearly two years of searching, the lander's shadowy grave on Comet 67P/Churyumov–Gerasimenko has bee…