The video discusses NASA's Near Earth Object Program, which tracks asteroids and assesses their risk of impacting Earth. It highlights specific asteroids like Apophis, 2007 VK 184, 2011 AG5, and 1950 DA, detailing their sizes, potential impact probabilities, and the concept of keyholes in predicting future collisions. The program aims to refine predictions and mitigate potential threats from these celestial bodies.

What is the highest risk rating ever assigned to an asteroid by the NEO program?

• One

• Ten

• Four

• Zero

What is the probability of asteroid 2007 VK 184 impacting Earth in 2048?

• 0.33%

• 0.2%

• 1.8%

• 0.055%

How wide is the 'keyhole' that asteroid 2011 AG 5 must pass through to potentially collide with Earth?

• 100 kilometers

• 360 kilometers

• 1,000 kilometers

• 500 kilometers

What is the estimated size of asteroid 1950 DA?

• 140 meters

• 130 meters

• 500 meters

• More than a kilometer

When is asteroid 1950 DA expected to potentially impact Earth?

• 2048

• 2880

• 2040

• 2029