Human World Space

The hunt for asteroids

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August 21, 2017

A few NASA-funded astronomer teams are always on the hunt for potentially hazardous near-Earth objects, asteroids and comets whose orbits periodically bring them within 30 million miles of Earth’s orbit.

NASA is not only hunting asteroids, it’s also working on ways to defend our planet against them

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Eleanor Imster

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About the Author:

Eleanor Imster has helped write and edit EarthSky since 1995. She was an integral part of the award-winning EarthSky radio series almost since it began until it ended in 2013. She and her husband live in Tennessee, where they enjoy guitar playing and singing. They have 2 grown sons.