By Heidi Toth
NAU Communications
Astronomer David Trilling has a pragmatic perspective on the importance of his research.
“If an asteroid’s going to hit the Earth, you want to know how big it is,” he said.
The Northern Arizona University professor of physics and astronomy measures asteroids that get close to Earth—close being roughly the moon’s distance away, more or less a few hundred thousand miles. However, one can’t simply look at the space rock and estimating its size, though. To… Read more