An interstellar object has been caught gathering speed as it moves through our solar system away from the sun and closer to Earth. According to NASA, comet 3I/ATLAS is the third known object from outside our solar system "to be discovered passing through our celestial neighbourhood". NASA has said its missions are working together to track and study the "rare, interstellar comet" as it passes through our solar system. On October 29th, it reached its closest point to the sun, and now its speed