Comet 3I/ATLAS: Rare interstellar visitor speeds through solar system at 130,000 mph, passing Mars and Jupiter

An interstellar comet, 3I/ATLAS, is speeding through our solar system in 2025, marking only the third such visitor. Traveling at 130,000 mph, it will make close approaches to Mars and Jupiter, offering scientists a rare chance. ESA and NASA missions will observe its unique composition to unlock secrets of interstellar chemistry and planetary formation beyond our Sun.