Sagittarius Constellation: Stars, Mythology, Deep Space Objects, Star Map & Facts
By : John Whitworth / Updated : Jul 16th, 2026 23:49
Contents
Sagittarius Constellation Facts and Figures
- Name: Sagittarius
- Meaning: Half-Man/Half-Horse Archer
- Pronounciation : Sadge-e-tar-e-us
- Abbrev. / Genitive : Sgr / Sagittarii
- Creator : Ptolemy
- Zodiac Sign : Yes
- Area : 867.432 sq. deg. (2.1%)
- Celestial Hemisphere : South
- Neighbouring Constellations : Aquila, Scutum, Serpens, Ophiuchus, Scorpius, Corona Australis, Telescopium, Indus, Microscopium, Capricornus
- Largest Star : VX Sagittarii
- Brightest Star : Kaus Australis
Sagittarius's Stars
Here are a few facts about the stars in the constellation.
- Sagittarius has nineteen stars that make up the constellation's shape.
- The Hipparcos satellite scanned and detailed two thousand five hundred stars.
- You can see two hundred and twenty-two stars within the Sagittarius constellation borders with the naked eye on a clear night sky.
- Ross 154 is Sagittarius's nearest star, about 9.69 light-years from the Earth.
- The nearest star in Sagittarius to the Earth with an exoplanet is Gumala, about 89.85 light-years away.
- VX Sagittarii is Sagittarius's largest star in the constellation.
Kaus Australis
Sagittarius's brightest star is Kaus Australis, about 143.31 light-years from the Sun. The star is designated as Epsilon Sagittarii rather than Alpha designation. Alpha stars tend to be the brightest in the constellation. Kaus Australis has an apparent magnitude of 1.79 but an absolute magnitude of -1.42. The difference between the magnitudes is that absolute magnitude is the object from 10 Parsecs or 32.6 light-years away from the observer, whereas apparent is from Earth.
Other Major Stars
This is a list of other stars that make up part of the constellation but have been detailed above yet. Other visible stars in the constellation can be found Sagittarius Star List page.
| Name | Bayer | Spectral Type | Distance | Exoplanets |
| Kaus Media | Delta Sagittarii | K3III | 347.72 | |
| Ascella | Zeta Sagittarii | A3IV | 88.20 | |
| Iota Sagittarii | Iota Sagittarii | K0III | 181.81 | |
| Kaus Borealis | Lambda Sagittarii | K1IIIb | 78.18 | |
| Xi1 Sagittarii | Xi1 Sagittarii | B9.5Ib | 2064.32 | |
| Omicron Sagittarii | Omicron Sagittarii | K0III | 142.06 | |
| Albaldah | Pi Sagittarii | F2II/III | 509.63 | |
| Rho1 Sagittarri | Rho Sagittarii | F0III/IV | 126.96 | |
| Nunki | Sigma Sagittarii | B2.5V | 227.77 | |
| Tau Sagittarii | Tau Sagittarii | K1/K2III | 121.61 | |
| Upsilon Sagittarii | Upsilon Sagittarii | F2p | 1782.31 | |
| Phi Sagittarii | Phi Sagittarii | B8.5III | 239.30 | |
| Chi1 Sagittarii | Chi1 Sagittarii | A4IV/V | 251.86 | |
| Psi Sagittarii | Psi Sagittarii | K0/K1III+.. | 298.41 | |
| 52 Sagittarii | B8/B9V | 189.63 | ||
| 59 Sagittarii | K3III | 832.05 | ||
| 62 Sagittarii | M4III | 448.64 | ||
| 43 Sagittarii | K0III | 481.78 |
Sagittarius Constellation Facts
- KW Sagittarii is one of the largest known stars in the galaxy. If KW Sagittarii were in the centre of our solar system, it would have engulfed our planet and life would not have existed here.
- The Peony Star is the second most luminous star in the galaxy and is classed as a Wolf-Rayet star. The most lumnious is Eta Carinae. This star has used up all its hydrogen reserves and moved on to other elements. It is expelling plasma at a very high rate through its winds.
- The Pistol Star is an LBV (Luminous Blue Variable), and it refers to it expelling so much energy out. Its name comes from the nebula, Pistol Nebula, of which it is a part. IOP. It is an extremely luminous star near the Milky Way's galactic centre.
- The centre of the Milky Way, a giant black hole is located within this constellation. It is located near the border with Scorpius. Several huge supergiant stars exist in this constellation, including KW and VX Sagittarii.
- Like KW Sagittarii, this star VX Sagittarii is one of the largest stars in the galaxy. We wouldn't be here if VX were located in the spot of the Sun instead of the Sun because it would be so massive.
How to Find Sagittarius in the night sky
Northern Hemisphere
London, Great Britain, although Sagittarius is one of the Zodiac constellations, it is primarily a southern constellation. It is challenging to see from London. It barely reaches over the horizon when it's viewable.
Washington, D.C., United States, the further south you go, the better your chances of seeing Sagittarius. If you're in Washington, D.C., you will see it in a South-Easterly direction as it appears in September and then disappears by October. Any earlier in the year, you'd be hard-pressed to see it. You'd have to get up very early or stay up late. It is barely visible any further north, such as London, and the best time to see it is from late June to early August.
Southern Hemisphere
The southern hemisphere is the best place to see Sagittarius. It will appear at about 9 pm in July and rise higher into the sky during the night and successive days and nights. It will eventually be unviewable in late January.
Mythology

Sagittarius was once known as Crotus, son of Pan, a Centaur. A centaur is a half-man, half-horse. Commonly mistaken for Chiron, who is immortalised as Centaurus. He was the protector of the Muses, where he invented applause. The Muses asked Zeus to turn him into a constellation to reward his dedication.
The image is AI-generated but imperfect, with two tails, whereas the real mythological one would have only one. The bow would also be better.
Zodiac
Sagittarius is a member of the Zodiac group of 12 constellations. Astrologers use the Zodiac constellations to predict someone's future based on their date of birth and which constellation appeared after Sunset.
The Zodiac astrological year was divided equally between the twelve signs, but when they appear in the night sky, they no longer conform to the Zodiac calendar. The Zodiac constellations are the thirteen signs along the Ecliptic, although only twelve are used in astrology.
Sagittarius Distance From Earth
You cannot just go to one location and arrive in the Sagittarius constellation, and this is because it is made up of stars at different positions and distances. Of the main stars, the nearest star (Kaus Borealis) in the constellation is at a distance of 78.18 light-years, and the furthest star is Xi1 Sagittarii, at a distance of 2,064.32 light-years. The average distance to the major stars is 450.29 light years. Main stars refer to the stars that make up the constellation outline.
Because of the distances of objects, we see how they looked in the past. To know how far back we are looking, take the amount and remove the word "Light", and you will get an idea of how long ago they looked like that. By now, the object may look different.
Sagittarius Star Map

Sagittarius Constellation Facts
| Name | Sagittarius |
| Abbreviation | Sgr |
| Zodiac Sign | Yes |
| Area | 867.432 sq. deg. |
| Night Sky | 2.1% |
| Size Position | 15th |
| Celestial Hemisphere | South |
| Meteor Shower(s) | 16 |
| Nearest Star | Ross 154 |
| ...with Exoplanet(s) | Gumala |
| Largest Star | VX Sagittarii |
| Brightest Star | Kaus Australis |
| Dimmest Star | 141 G. Sagittarii |
| Furthest Star | HIP 92721 |
| Bright Star Count | 222 |
| Hipp. Star Count | 2500 |
| Main Star Count | 19 |
| Messier D.S.O. Count | 15 |
| Lists | Deep Space Objects |
| Exoplanets | |
| Meteor Showers | |
| Stars | |
| Main Stars | Kaus Media |
| Kaus Australis | |
| Ascella | |
| Iota Sagittarii | |
| Kaus Borealis | |
| Xi1 Sagittarii | |
| Omicron Sagittarii | |
| Albaldah | |
| Rho1 Sagittarri | |
| Nunki | |
| Tau Sagittarii | |
| Upsilon Sagittarii | |
| Phi Sagittarii | |
| Chi1 Sagittarii | |
| Psi Sagittarii | |
| 52 Sagittarii | |
| 59 Sagittarii | |
| 62 Sagittarii | |
| 43 Sagittarii |
