NASA's new web app, 'Your Name in Landsat,' is gaining popularity on social media by allowing users to spell their names using authentic satellite images of Earth. This innovative tool leverages data from the Landsat program, which has been documenting the planet's land surface since 1972. Users can type in a name, and the app assembles a collage where each letter is represented by a natural feature that resembles its shape, such as a winding river for 'S' or a triangular dune for 'A.' The app not only provides a fun experience but also serves as an educational tool, showcasing the diversity of Earth's landscapes. Users can explore different locations for each letter and download their personalized collages, making it a unique blend of art and science. By engaging millions, this tool highlights how environmental data can be transformed into a playful learning experience.