Photo of the Day: Visible and infrared visualizations are combined to show the "valley" and star cluster of the Orion Nebula. Thanks to our friends at NASA for this stunning image! . . . #POTD #photooftheday #picoftheday #sciencesunday #hubble #hubblespacetelescope #spacesunday #NASA #astronaut #orion #nebula #space #outerspace #amazing #wow #spacephotography #spaceillustration