Gliese 821 (HIP 104432), a red main-sequence star in Stars

Gliese 821 (HIP 104432) is a red main-sequence star (M1V) in Stars, 40 light years from Earth at magnitude 10.87.

Ashland Astronomy Studio October 3, 2026 Star

Gliese 821 (HIP 104432)

Gliese 821 is a red main-sequence star in the constellation Stars. At 40 light years away, it shines at an apparent visual magnitude of 10.87. Galactic velocity: 135.3 km/s. Galactic orbit: 3,066 24,162 light years from galactic center.

Sky position: RA 21h 9m, Dec -13° 17.9'

Spectral type: M1V

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