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Loading contentHydra (Hydrae) — 71 catalogued stars, brightest first.
This is the star table for Hydra. For the full constellation entry — mythology, deep-sky objects, meteor showers, neighbours, and observing guidance — visit the Hydra constellation page →
| Star | Type | Mag | Distance (ly) |
|---|---|---|---|
| AlphardAlpha Hydrae | Red giant | 1.99 | 180.3 |
| Gamma Hydrae | — | 2.99 | 133.84 |
| Nu Hydrae | Red giant | 3.11 | 143.74 |
| Zeta Hydrae | — | 3.11 | 167.17 |
| Pi Hydrae | Red giant | 3.25 | 100.98 |
| AshleshaEpsilon Hydrae | — | 3.38 | 129.27 |
| Xi Hydrae | — | 3.54 | 129.63 |
| Lambda Hydrae | Red giant | 3.61 | 112.55 |
| Mu Hydrae | Red giant | 3.83 | 234.14 |
| Theta Hydrae | Main-sequence star | 3.89 | 113.49 |
| UkdahIota Hydrae | Red giant | 3.9 | 263.24 |
| HR 3314 | Main-sequence star | 3.91 | 122.34 |
| Zhang39 Hydrae | — | 4.11 | 263.88 |
| Delta Hydrae | Main-sequence star | 4.14 | 160.35 |
| Beta Hydrae | Main-sequence star | 4.29 | 309.74 |
| Eta Hydrae | Main-sequence star | 4.3 | 586.6 |
| 12 Hydrae | — | 4.32 | 245.05 |
| Rho Hydrae | Main-sequence star | 4.35 | 354.1 |
| 58 Hydrae | Red giant | 4.42 | 331.1 |
| MinchirSigma Hydrae | Red giant | 4.45 | 372.8 |
| 32 Hydrae | Main-sequence star | 4.54 | 517.7 |
| 31 Hydrae | Main-sequence star | 4.59 | 56.54 |
| 40 Hydrae | Main-sequence star | 4.6 | 313.61 |
| HR 3459 | — | 4.63 | 769.2 |
| HR 3834 | Red giant | 4.68 | 295.43 |
| Omicron Hydrae | Main-sequence star | 4.7 | 448.6 |
| HR 3749 | Red giant | 4.72 | 156.58 |
| HR 3858 | Main-sequence star | 4.76 | 506.5 |
| 26 Hydrae | — | 4.77 | 336.9 |
| 51 Hydrae | Red giant | 4.78 | 157.41 |
| 27 Hydrae | Main-sequence star | 4.8 | 222.48 |
| 9 Hydrae | Red giant | 4.87 | 211.79 |
| HR 3919 | Red giant | 4.87 | 341.9 |
| HR 4162 | Red giant | 4.87 | 487.5 |
| HR 4163 | Main-sequence star | 4.89 | 679.5 |
| HR 4171 | — | 4.91 | 210.56 |
| HR 4314 | Subgiant | 4.92 | 141.01 |
| HR 3862 | Yellow dwarf | 4.93 | 48.97 |
| HR 4443 | Main-sequence star | 4.93 | 85.76 |
| Felis | Red giant | 4.94 | 614.2 |
| Psi Hydrae | Red giant | 4.94 | 231.48 |
| 52 Hydrae | Main-sequence star | 4.97 | 393.4 |
| 6 Hydrae | Red giant | 4.98 | 388.3 |
| Omega Hydrae | Red giant | 4.99 | 896 |
| HR 3808 | Red giant | 5.02 | 362.4 |
| 50 Hydrae | Red giant | 5.07 | 217.58 |
| Kappa Hydrae | Subgiant | 5.07 | 436 |
| 44 Hydrae | Red giant | 5.08 | 797.4 |
| HR 4532 | Red giant | 5.1 | 545.4 |
| HR 4449 | Red giant | 5.13 | 388.7 |
| 54 Hydrae | Main-sequence star | 5.15 | 98.78 |
| 47 Hydrae | Main-sequence star | 5.2 | 332.8 |
| HR 4503 | Red giant | 5.2 | 403.7 |
| 56 Hydrae | — | 5.23 | 358 |
| HR 4251 | Main-sequence star | 5.23 | 100.48 |
| 23 Hydrae | Red giant | 5.24 | 245.41 |
| HR 4558 | — | 5.26 | 286.1 |
| HR 3486 | Main-sequence star | 5.28 | 401.7 |
| 14 Hydrae | Main-sequence star | 5.3 | 450.5 |
| HR 3991 | Subgiant | 5.3 | 90.47 |
| HR 3212 | — | 5.36 | 290.69 |
| HR 3750 | Yellow dwarf | 5.38 | 99.2 |
| HR 4803 | Main-sequence star | 5.41 | 111.97 |
| HR 4334 | Main-sequence star | 5.43 | 181.5 |
| HR 4214 | Main-sequence star | 5.44 | 205.91 |
| HR 4839 | Red giant | 5.46 | 412.3 |
| 20 Hydrae | — | 5.47 | 481.8 |
| HR 5265 | Red giant | 5.47 | 439.6 |
| 24 Hydrae | Blue giant | 5.49 | 676.7 |
| Ross 687 | Red dwarf | 12.37 | 68.3 |
| Ross 686 | Red dwarf | 12.68 | 80 |