In March 2026, which was the smaller asteroid targeted by NASA's DART spacecraft in research that showed its planetary-defence test also changed the pair's orbit around the Sun?
Question and options
In March 2026, which was the smaller asteroid targeted by NASA's DART spacecraft in research that showed its planetary-defence test also changed the pair's orbit around the Sun?
- Didymos
- Dimorphos
- Bennu
- Apophis
Answer and explanation
Correct answer: B - Dimorphos
On 6 March 2026, JPL reported a measured change in the pair's orbit around the Sun. DART had deliberately struck Dimorphos, the smaller companion of Didymos.
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