Assertion: asteroid belt's material | /r/CapableOf | coalesce into large moon of haumea
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text: Brown and colleagues proposed that the family were a direct product of the impact that removed Haumea's ice mantle, but a second proposal suggests a more complicated origin: that the material ejected in the initial collision instead coalesced into a large moon of Haumea, which was later shattered in a second collision, dispersing its shards outwards.