Phosphorus Found in Enceladus' Ocean, Raising Hopes for Life
In a major breakthrough for astrobiology, scientists have discovered phosphorus in Enceladus' ocean, a key chemical element for life. The discovery was made using data collected by NASA's Cassini mission, which flew close to Enceladus on numerous occasions between 2004 and 2017. Phosphorus is essential for life as we know it. It is a component of DNA, RNA, and ATP, all of which are essential for cell function. Phosphorus is also found in the membranes that surround cells, and it is involved in many other important biological processes. The discovery of phosphorus in Enceladus' ocean is a major step forward in the search for life beyond Earth. Enceladus is a small moon of Saturn, and it is thought to have a subsurface ocean that is salty and warm. The ocean is thought to be home to a variety of organic compounds, including the building blocks of life. The discovery of phosphorus suggests that Enceladus' ocean may be even more hospitable to life than previousl...