A mosaic image of asteroid Eros at its north pole. - 

Where does tech fit into President Obama's new budget proposal? One answer is the $17.7 billion set aside for the U.S. space program. While that number’s about $50 million less than the program received in Obama's last budget, new money will be available to study asteroids in a spectacular fashion if Congress agrees with the President’s plan.

Pat Duggins, author of Trailblazing Mars: NASA's Next Giant Leap, joins Marketplace Tech host David Brancaccio to explain NASA's next steps in asteroid exploration.

Follow David Brancaccio at @DavidBrancaccio