STScI . ... What is STScI . ... Spring Symposium Poster . ... This knowledge will pave the way for joining research from astronomy, Earth science, and biology to understand the past, present, and future of the Earth within its larger context as one of many habitable worlds throughout the Galaxy. Such work seeks to understand the formation and fate of the Earth as well as predict where and when different bodies will be suitable for both simple and complex forms of life. ... David Catling . ...