AstroGrid turns your browser into an immersive 3D space experience, letting users travel from Earth’s surface to the edge of the observable universe in real time. The platform features over 119K real stars, deep space objects, black holes, pulsars, and gravitational events powered by accurate NASA JPL data. Everything runs directly in the browser with no installation or signup, creating an educational and visually stunning journey for students, explorers, and space enthusiasts.