Travelers in the Night Eps. 855 & 856: Planetary Defense & Big One
Published: February 15, 2026
Duration: 6:05
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org
From June & July 2025.
Today's 2 topics:
- In 2016 NASA created the Planetary Defense Coordination Office to manage the mission of finding, tracking, and studying asteroids and comets which could pose an impact threat to our home planet.The NASA documentary "Planetary Defenders" provides an excellent over view and can be streamed on the internet:
https://www.youtube.com/watch?v=jOb2DQWvDvc
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