Download or read book Review of the Planetary Aspects of NASA SMD’s Lunar Science and Exploration Initiative written by and published by . This book was released on 2019 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: "On December 11, 2017, President Donald Trump signed Space Policy Directive-1 (SPD-1). The new directive replaced original text in the National Space Policy of the United States of America and instructed the Administrator of the National Aeronautics and Space Administration (NASA) to “lead the return of humans to the Moon for long-term exploration and utilization, followed by human missions to Mars and other destinations. In response to and in support of the vision expressed in SPD-1, this report reviews decadal and other community-guided lunar science priorities as context for NASA’s current lunar plans and then presents and evaluates the actions being taken by NASA’s Planetary Science Division to support lunar science"--Publisher's description