Studying this asteroid could help protect Earth from future asteroid strikes NASA’s DART spacecraft took this picture of asteroid Didymos (bottom left) and its smaller companion Dimorphos about 2.5 minutes before deliberately crashing into Dimorphos. Scientists have now shown that the impact changed the asteroid duo’s orbit around the sun. NASA/Johns Hopkins APL This is a human-written story voiced by AI. Got feedback? Take our survey . (See our AI policy here .) A spacecraft slowed the orbi...