- Acamar
- Achernar
- Acrab
- Acrux
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- Adhafera
- Adhara
- Ain
- Alaybasan
- Albali
- Albireo
- Alchiba
- Aldebaran
- Alderamin
- Aldhanab
- Aldhibah
- Áldu
- Aldulfin
- Alfirk
- Algedi
- Algenib
- Algieba
- Algol
- Algorab
- Alhena
- Alioth
- Aljanah
- Alkaid
- Alkaphrah
- Alkes
- Almach
- Alnair
- Alnasl
- Alnilam
- Alnitak
- Alphard
- Alphecca
- Alpheratz
- Alpherg
- Alrescha
- Alsafi
- Alsciaukat
- Alsephina
- Alshain
- Altair
- Altais
- Aludra
- Alya
- Alzirr
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- Anser
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- Arneb
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- Elnath
- Eltanin
- Enif
- Errai
- Fang
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- Fomalhaut
- Furud
- Gacrux
- Giausar
- Gienah
- Gomeisa
- Grumium
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- Maasym
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- Markeb
- Matar
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- Megrez
- Meissa
- Mekbuda
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- Menkar
- Menkent
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- Mirach
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- WD J1330+6435
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Hydrus
Hydrus is a small deep-southern constellation introduced on late-16th-century globes. Plancius based it on southern observations by Keyser and de Houtman.
- Stars in figure
- 5
- Line segments
- 4
Stars
- HIP 176782.5
- HIP 20212.7
- HIP 92362.9
- HIP 110014.1
- HIP 123944.1