Los Angeles: NASA’s Hubble Space Telescope has confirmed the largest comet nucleus ever seen by astronomers, the agency has said. The estimated diameter of the largest icy comet nucleus is approximately 80 miles (128 km), making it larger than the state of Rhode Island, NASA said on Tuesday, Xinhua news agency reported. The nucleus is […]
The Sun releases a constant stream of particles and magnetic fields called the solar wind. This solar wind slams worlds across the solar system with particles and radiation which can stream all the way to planetary surfaces unless thwarted by an atmosphere, magnetic field, or both. Comet As the comet gets closer to the Sun, […]