Science
How to Build a Spacecraft to Save the World – WIRED
WIRED paid a visit to NASA’s first probe designed to protect Earth from killer asteroids. It launches next year.
The little we already know about Didymos and Dimorphos is thanks to observations done by ground-based optical and radio telescopes. In fact, the only way astronomers can tell Didymos even has a moon is because its brightness dims at regular intervals, suggesting that there is an object in orbit around it. Much of what we know about the Didymos system comes from observations in 2003, says Cristina Thomas, an astronomer at Northern Arizona University and the leader of DARTs observation working gro…
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