The comet lander Philae went silent when its batteries died . Scientists are confident it can resume when sunlight warms the spacecraft . Rosetta will continue to orbit comet 67P into 2015 as it orbits around the Sun . Project members are trying to find Philae after it bounced across comet 's surface .
The comet lander Philae fell silent when its batteries drained . Scientists are confident communication can resume when sun warms the spacecraft . Rosetta will continue to orbit Comet 67P into 2015 as it tracks around the sun . Project members are trying to find Philae after it bounced across comet 's surface .