Dusk on an alien world: How sunsets might look on four of the new worlds discovered, compared with Earth on the far left, according to data collected by the HEC project
Instant Anatomy - Head and Neck - Areas/Organs - Eye & orbit - Coats and optic nerve
http://rosetta.jpl.nasa.gov/gallery/images/comet-67p/churyumov-gerasimenko?cb=Comet_on_2_September_2014_NavCam_montage.jpg Meet a comet.
#Astronomy: #Mercury is the closest planet to the #sun and has a thin atmosphere, no air pressure and an extremely high temperature.
Skull Anatomy Quiz | Skull Bones Quiz | Orbital View | Cranial & Facial Bones
Microscopic orbital anatomy (http://www.images.missionforvisionusa.org/anatomy/uploaded_images/Lowmagmicrolbl2-764284.jpg)
Eyelids Anatomy - Health, Medicine and Anatomy Reference Pictures
Axial Skeleton (Skull)
Human eye and orbital anatomy, superior view #anatomy
Instant Anatomy - Head and Neck - Areas/Organs - Eye & orbit - Ophthalmic artery