Asteroid 16 Psyche is unusual because, while most are made of rock and ice, this one is mostly made of metal. NASA plans to explore it
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If Psyche does prove to be part of an ancient planetary core, it would be from the first generation of iron-cored planets in the solar system. M class asteroids are also the likely source of most iron meteorites that land on Earth. looked at Psyche’s thermal radiation to calculate that it is composed of at least 20 per cent metal, and possibly much more.Article content
To reach the asteroid, which will take about four years, NASA’s Psyche spacecraft will slingshot around Mars for a “gravity assist,” eventually orbiting the asteroid at a distance of about 700 kilometres, getting progressively closer over about two years.It seems far-fetched and difficult, but so does a lot of terrestrial mining. There are several start-ups that have made.
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