A Comet Comes to Life
As Comet 67P/Churyumov-Gerasimenko gets closer to the sun, the ice begins to heat up and subliminate into dusty gas shooting from the surface. This picture is a mosaic of four images taken by the Rosetta spacecraft on February 3, 2015.
![Comet_on_3_February_2015_NavCam.jpg](https://th-thumbnailer.cdn-si-edu.com/t2sgToObQrPC4suSvmplYgSQH68=/1000x750/filters:no_upscale():focal(911x1050:912x1051)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/f4/20/f42087a3-3b6a-4631-b829-2abe088734a0/comet_on_3_february_2015_navcam.jpg)