Proxima Centauri (the closest star to us)
It is triple star, it is the closest star to the
Sun, at about 4.3 light-years' distance (ONLY). The
two brighter components, about
As seen from Earth, the system is the third brightest star (after Sirius and Canopus); the red dwarf Proxima is invisible to the unaided eye. Alpha Centauri can be seen only from south of about 40 north latitude.
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