URL：http://www.esa.int/var/esa/storage/images/esa_multimedia/images/2002/01/rosetta_orbits_comet_with_lander_on_its_surface/9160567-5-eng-GB/Rosetta_orbits_comet_with_lander_on_its_surface.jpg
掲載元：https://www.universetoday.com/category/rosetta-2/page/13/
