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Triangulum Australe – The Southern Triangle

Triangulum Australe is one of the 88 constellations within the celestial sphere.

Triangulum Australe is one of the 29 constellations that represents an object.

Symbolism: Triangulum Australe is also known as ‘The Southern Triangle’



History & Mythology

Triangulum Australe is a small bright constellation that represents a triangle. The constellation is easy to find due to its bright stars and sits to the south east of constellation Centaurus. Triangulum Australe was first recorded in 1609  by Johann Bayer’s.  

Key Data

Bordering Constellations: Triangulum Australe is bordered by constellations Apus, Norma, Circinus & Ara.

Sky Chart #: 2.

Star Raking: 83rd largest constellation in the celestial sphere. 

Main Stars: Triangulum Australe consists of 3 main stars.

Brightest Star: Alpha Trianguli Australis.


Kids Fun Facts Corner

# 1. Triangulum Australe has 1 star with planets.

# 2. Triangulum Australe has 1 Deep-Sky object called NGC 69-6.

# 3. Alpha Trianguli Australis is the brightest star in Triangulum Australe.


Q&A Corner

Q. What is Triangulum Australe also known as?

Q. How many main stars does Triangulum Australe have?

Q. What is the brightest star in Triangulum Australe?

Q. How many stars have planets in Triangulum Australe?

Q. What number star ranking is Triangulum Australe in the celestial sphere?

Download questions about the Triangulum Australe Constellation here:  (answers are on this page)

Teachers. For more in depth work sheets on constellations. Click on Kidskonnect Worksheets  

For further reading and more information on the Triangulum Australe Constellation visit Australe

  Key Vocabulary Constellation. Star. Celestial. Sphere.


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