Enlarge / Metallic asteroids contain more than a thousand times as much nickel as the Earth’s crust.Arne Hodalic/Getty
Everyone’s into asteroids these days. Space agencies in Japan and the United States recently sent spacecraft to investigate, nudge, or bring back samples from these hurtling space rocks, and after a rocky start, the space mining industry is once again on the ascent. Companies like AstroForge, Trans Astronautica Corporation, and Karman+ are preparing to test their tech in space before venturing toward asteroids themselves.
It’s getting serious enough that economists published a series of papers on October 16 considering the growth of
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