Spot the Station vs Mathalon

For anyone who has ever gazed up at the night sky and wondered about the mysteries of the universe, witnessing the International Space Station pass overhead can be an awe-inspiring moment. The Spot the Station mobile app is designed to notify users when the space station is visible overhead from their location. It aims to broaden access and awareness of the station and NASA globally, by providing users with an opportunity to experience the wonder of the space station firsthand. The realization that there are human beings living and working in that tiny dot, orbiting the Earth at a mind-boggling speed of 17,500 miles per hour, is breathtaking. The app includes several helpful features including: 1. 2D & 3D real-time location views of the station 2. Upcoming Sighting Lists with visibility data 3. Augmented Reality (AR) view with compass and trajectory lines embedded into the camera view 4. Up-to-date NASA space station Resources & Blog 5. Privacy Settings 6. Push Notifications when the station is approaching your location.

Mathalon turns math into a competitive arena. Daily challenge — one carefully-picked problem every day. Build a solve streak. Rush — 5-minute live climbing race. Solve fast, stay ahead, top the live leaderboard. Ranked 1v1 — Glicko-2 matchmaking against another player in your rating zone. Head-to-head, best of five. Practice — thousands of problems from arithmetic to olympiad. Filter by topic and difficulty. Escape rooms and mystery cases — narrative puzzle chains that reward mathematical reasoning. Every solve updates your rating. Every match sharpens it. Climb the global leaderboard.