In the video, a person is holding a smartphone and using their finger to navigate through a star map application. The screen displays a dark background with various constellations and stars labeled in blue text. The person's finger moves across the screen, pointing at different constellations and stars, presumably to learn more about them. The application appears to be user-friendly and easy to navigate, with clear labels and a simple interface. The person seems to be interested in astronomy and is using the app to explore the night sky.