Surprise! We Still Haven't Found Planet Nine - ScienceAlert

A new search for the elusive Planet Nine has once again yielded nary a sniff of a sneaky outer Solar System body.

A new search for the elusive Planet Nine has once again yielded nary a sniff of a sneaky outer Solar System body. Although the hypothetical object continues to evade detection, a six-year search in … [+4061 chars]

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