What's the Most Important Recommendation for Nassa?

Human space flight is an important new addition to the decate surveyed this year. Compared to ten years ago, actively attempting to land humans on a moon would have been unheard of. There are many reasons for doing human exploration, and not all of them are scientific,. But if we are going to be making a national investment in inhuman exploration, it is an enormous opportunity to make progress some of the most pressing questions in our knowledge of planetary science and astra biology.