Rate the following argument fragment on its writing, argument, and language skills:
Lead: The Challenge of Exploring Venus, Venus is called the "Evening Star" it's one of the brightest stars in the nigh sky. Venus is a planet its the second planet from the sun. The atmopshere of almost 97 percent carbon dioxide blankets Venus. NASA is tring other approaches to study Venus. Venus is a planet trying to be explored and studied.

Score: 1