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Big backyard.. The Oort cloud extends a sizable fraction of the distance to Alpha Centari. No spacecraft has reached it and very little is known. It's remarka
by joeyh 5y ago
Big backyard.. The Oort cloud extends a sizable fraction of the distance to Alpha Centari. No spacecraft has reached it and very little is known.
It's remarkable that this dwarf planet's orbit reaches it. Its aphelion is 54,600 AU, or 0.86 light years!