NASA shares thrilling update on the mysterious interstellar object racing through our solar system

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is smaller than thought, about 5.6 km wide. It is a comet with a glowing tail. Scientists estimate it is eight billion years old. It poses no threat to Earth. NASA uses telescopes to study it.