What if the most powerful satellite ever built could watch Earth’s every move?br NASA and ISRO have officially launched NISAR, a joint Earth-observing mission that will scan the planet from space every 12 days — tracking earthquakes, melting glaciers, deforestation, and climate change in real-time.br br This is not about Mars or the Moon…br It’s about saving Earth — our only home. 🌎br br Watch till the end to feel the power of science, unity, and hope.