Knowledge Hub
Explore the universe — one discovery at a time.
Explore Topics
A curated selection of space science topics for beginners to enthusiasts.
From our Sun to distant quasars — understand how stars are born, live, and die.
Astronomy 101
Satellite imagery, climate monitoring, and how space technology helps protect our planet.
Earth Science
From Chandrayaan to James Webb — tracking humanity's greatest space adventures.
Exploration
Earth's natural satellite — its phases, geology, cultural significance, and future missions.
Our cosmic neighbourhood — planets, moons, asteroids, comets and the Sun.
Ancient Tamil literature holds deep astronomical wisdom — explore it through Project THAARAKAI.
External Resources
NASA's APOD — one stunning space image every day with scientific explanation.
Watch the International Space Station orbit Earth in real time.
See every satellite orbiting Earth right now — live, interactive, 3D.
Explore our interactive 3D solar system built by the Sarasaram team.