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Constellation

Serpens

Serpens (Ser) is one of the 88 constellations recognised by the International Astronomical Union. Its brightest star is Unukalhai (magnitude 2.63).

Latin nameSerpens
AbbreviationSer
Brightest starUnukalhai
Stars in this encyclopedia248
Stars with exoplanets23
Deep-sky objects120
Galaxies32

In the sky

Visible from the whole Northern Hemisphere and south to latitude 84° S. It stands highest at midnight in May, the best time to observe it.

Its brightest stars

  • Unukalhai 2.63 · 74.2 light-years
  • η Ser 3.23 · 62.2 light-years
  • μ Ser 3.54 · 169.6 light-years
  • ξ Ser 3.54 · 99.2 light-years
  • β Ser 3.65 · 151.1 light-years
  • ε Ser 3.71 · 72.0 light-years
  • δ Ser 3.80 · 301.8 light-years
  • γ Ser 3.85 · 36.4 light-years
  • Gudja 4.09 · 382.7 light-years
  • ο Ser 4.24 · 159.4 light-years
  • ν Ser 4.32 · 204.1 light-years
  • HD 141004 4.42 · 38.9 light-years
  • ι Ser 4.51 · 190.1 light-years
  • ζ Ser 4.62 · 75.0 light-years
  • Alya 4.62 · 134.4 light-years
  • ρ Ser 4.74 · 403.8 light-years
  • π Ser 4.82 · 174.5 light-years
  • σ Ser 4.82 · 91.8 light-years
  • Alya B 4.98 · 133.0 light-years
  • 5 Ser 5.04 · 82.0 light-years
  • 36 Ser 5.09 · 188.1 light-years
  • 10 Ser 5.15 · 130.7 light-years
  • τ¹ Ser 5.16 · 827.6 light-years
  • 59 Ser 5.20 · 986.6 light-years
  • ω Ser 5.21 · 248.9 light-years

Its stars with exoplanets

Deep-sky objects

Galaxies

Its other stars