NASA’s Planetary Defense Test Changed Binary Asteroid’s Orbit around the Sun

Mar 9, 2026 - 10:45
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NASA’s Planetary Defense Test Changed Binary Asteroid’s Orbit around the Sun
This artist’s illustration shows the ejection of a cloud of debris after NASA’s DART spacecraft collided with the asteroid Dimorphos. Image credit: ESO / M. Kornmesser.

New measurements show that the DART impact in 2022 not only shortened the orbit of the moonlet Dimorphos around its parent asteroid, Didymos, but also subtly shifted the entire binary system’s path around the Sun.

The post NASA’s Planetary Defense Test Changed Binary Asteroid’s Orbit around the Sun appeared first on Sci.News: Breaking Science News.

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