HD 186302 (also designated HIP 97507) is a

star A star is an astronomical object comprising a luminous spheroid of plasma (physics), plasma held together by its gravity. The List of nearest stars and brown dwarfs, nearest star to Earth is the Sun. Many other stars are visible to the naked ...

in the

constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The origins of the e ...

of Pavo. It is away from Earth, with an

apparent magnitude Apparent magnitude () is a measure of the brightness of a star or other astronomical object observed from Earth. An object's apparent magnitude depends on its intrinsic luminosity, its distance from Earth, and any extinction of the object's li ...

of 8.76. It was identified in November 2018 as a potential solar sibling to the Sun. Similar by

spectrum A spectrum (plural ''spectra'' or ''spectrums'') is a condition that is not limited to a specific set of values but can vary, without gaps, across a continuum. The word was first used scientifically in optics to describe the rainbow of colors i ...

and size, it was suspected to have formed in the same stellar nursery as the Sun 4.6 billion years ago. Common origin with Sun was found to be unlikely in a 2019 paper, as HD 186302's galactic orbit is very different from Sun's.

References

{{DEFAULTSORT:HD 186302 Solar twins G-type main-sequence stars 186302 097507 J19490644-7011167 Pavo (constellation)

See also

References