STUNNING PHOTOGRAPHS FROM NASA: This collection of 100 different NASA postcards features images of Earth from above, the phenomena of our solar system, and the celestial bodies of deep space. SHARE THE WONDER OF SPACE: Photographs from the archives of NASA include shots of incredible sightings such as Polar Mesospheric Clouds, The Blue Marble, Clouds and Sunlight over the Indian Ocean, and many more. PERFECT FOR ASTRONOMY FANS: Fans of NASA, science, and space exploration can easily share the wonders of the cosmos with friends and family. LEARN ABOUT SPACE: Each card has an informative caption about the featured interstellar splendor. DOUBLES AS DECOR: Postcards work wonderfully as miniature art pieces to display on the desk or bulletin board. GREAT FOR GIFTING: This set of NASA postcard makes an out of this world gift for anyone who is interested in space or science, and who can appreciate the wonder of the galaxies. THE JOY OF SNAIL MAIL: Your friends and loved ones will appreciate the gesture of a handwritten note.