Illustration of NASA’s Double Asteroid Redirection Test spacecraft prior to impact at the Didymos binary asteroid system.
NASA leads the nation’s planetary defense efforts to address the potential hazards of asteroids and comets impacting Earth. While the Agency has made significant progress in its planetary defense mission, multiple challenges hinder its ability to fully execute its planetary defense strategic goals. Further, actions are needed to address the role of ground-based assets in the future as new observatories with more advanced capabilities come online.
