40 Eridani, Keid

TRIPLE STAR · Vulcan's sun

DISTANCE 16.3 light yearsSTARS threeFAMOUS AS Mr. Spock's home star

A cozy triple system: a calm orange star, a white dwarf you can actually see in amateur telescopes, and a small red flare star. Science fiction fans know it for another reason: 40 Eridani A is the official sun of the planet Vulcan, Mr. Spock's home in Star Trek. If Vulcans existed, their night sky would carry two extra sparks of family.

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4.2 Light Years, the Nearest Star 4. The Dark Ages 4. The Red Giant 40 Eridani A 40 Eridani B 40 Eridani C All objects in the library