'Rogue' Asteroids Are Now Mainstream

We know now that asteroids are relics that can tell us what the planets in our solar system may have been like before they formed cores and mantles and crusts. But that wasn't always the case. Until the past few decades asteroids were viewed in a more static way. Those that formed near the sun remained near the sun, those that formed farther out stayed on the outskirts. Then it was discovered that some asteroids have compositions that don't match their locations in space. Those that looked like they formed in warmer environments were found further out in the solar system, and vice versa. Anomalous "rogue" asteroids. read more

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