Gliese 2128 (HIP 84521), a red main-sequence star in Stars

Gliese 2128 (HIP 84521) is a red main-sequence star (M3.5V) in Stars, 49 light years from Earth at magnitude 11.49.

Ashland Astronomy Studio October 3, 2026 Star

Gliese 2128 (HIP 84521)

Gliese 2128 is a red main-sequence star in the constellation Stars. At 49 light years away, it shines at an apparent visual magnitude of 11.49. Galactic velocity: 27.3 km/s. Galactic orbit: 20,897 24,096 light years from galactic center.

Sky position: RA 17h 16m, Dec +8° 3.5'

Spectral type: M3.5V

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