On this day in space! Sept. 2, 2016: Rosetta spacecraft finds long-lost Philae lander on Comet 67P after 2-year search

On Sept. 2, 2016, the European Space Agency finally located Philae, its long-lost comet lander. Philae was a spacecraft about the size of a washing machine, and it was dropped off at Comet 67P by another spacecraft named Rosetta in November 2014. But when Philae's landing harpoons failed to deploy, it bounced all over the comet before tumbling into a shady place where its solar panels couldn't collect enough light. Philae did transmit some data to Rosetta while using the last of its batteries af