Mu Mensae (HIP 21949), a blue-white bright giant star in Stars

Mu Mensae (HIP 21949) is a blue-white bright giant star (B8II/IIIp:Si:) in Stars, 491 light years from Earth at magnitude 5.53.

Ashland Astronomy Studio October 3, 2026 Star

Mu Mensae (HIP 21949)

Mu Mensae is a blue-white bright giant star in the constellation Stars. At 491 light years away, it shines at an apparent visual magnitude of 5.53. Galactic velocity: 25.8 km/s. Galactic orbit: 23,894 29,791 light years from galactic center.

Sky position: RA 4h 43m, Dec -70° 55.9'

Spectral type: B8II/IIIp:Si:

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