Gliese 661 (HIP 84140), a red main-sequence star in Stars

Gliese 661 (HIP 84140) is a red main-sequence star (M3V) in Stars, 21 light years from Earth at magnitude 9.31.

Ashland Astronomy Studio October 3, 2026 Star

Gliese 661 (HIP 84140)

Gliese 661 is a red main-sequence star in the constellation Stars. At 21 light years away, it shines at an apparent visual magnitude of 9.31. Galactic velocity: 56.4 km/s. Galactic orbit: 16,099 28,206 light years from galactic center.

Sky position: RA 17h 12m, Dec +45° 40.2'

Spectral type: M3V

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