Gliese 166B

Distance rank: by HYG distance it belongs to the Nº 48 nearest star system to the Sun (stars within 20 ly).

White dwarf (spectral class D): the exposed core of a star that has already died.

Why it matters

From India (8°–34° N): rises above the horizon everywhere in the country.

Light-time: the light you see left it about 16.5 years ago.

Sources

1. HYG Database v4.1 (D. Nash, astronexus), CC BY-SA 4.0: stars within 20 ly, derived list
2. HYG Database v4.1 (Nash), CC BY-SA 4.0
3. IAU, The Constellations (88 official names and abbreviations)

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