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Triangulum Constellation

Triangulum (Pronounciation:Try-ang-u-lum, Abbrev:Tri, Latin:Trianguli) is a constellation, one of 88 constellations that the night sky is divided into. The sky is not divided up equally between the constellations. Triangulum takes up 131.847 sq. degrees of the night sky which equates to 0.32% of the night sky. The constellation gets its name as it name means The Triangle . The constellation is one of the original constellations that was devised by the Ancient Greco-Egyptian astronomer Ptolemy who lived between 90 A.D. and 168 A.D.

Triangulum is a southern hemispheric constellation which means it can't be seen easily or at all from the northern hemisphere. The brightest star in Triangulum is Beta Trianguli. There are 3 Extrasolar Planets (Exoplanets) in this constellation that are detailed on this site.

Triangulum was previously referred to as Sicilia after the Island of Sicily. Ceres, the Goddess of the Island persuaded Zeus to put the Island in the skies.

There are no major meteor showers that radiate from within this constellation.

Triangulum Facts

Is a Zodiac Sign No
Brightest StarBeta Trianguli
Area131.847 sq. deg.
Percentage of Night Sky0.32%
Size Position78th
Hemisphere Southern
Site Exoplanet Count3
Meteor Shower Count6
Bordering / Neighbouring / Surrounding ConstellationsAndromeda

Triangulum Constellation Map

Triangulum Constellation Star Map

The map was generated using Night Vision, an awesome free application by Brian Simpson.

List of Stars with Exoplanets in Triangulum

StarDistance (Lt. Yrs.)Exoplanet CountDeclinationRight Ascension
HD 131891832.381+32d 18` 59.102h 09m 40.17
HD 9446170.772+29d 15` 55.001h 33m 20.06

List of Named Stars in Triangulum without Extrasolar Planets

As there's so many stars in the cosmos, not all the stars are listed here. The site has lots of stars not listed so if your star isn't listed and you know the Henry Draper or Hipparcos ID, type https://www.universeguide.com/star/ then followed by the HIPNNNNNN or HDNNNN where NNNNN is the number part of the name. The stars that I do list have either a traditional name, a bayer or other classification name.

StarDistance (Lt. Yrs.)DeclinationRight Ascension
10 Trianguli376.63+28d 38` 33.602h 18m 56.99
11 Trianguli278.06+31d 48` 04.902h 27m 27.79
12 Trianguli162.51+29d 40` 10.302h 28m 09.99
13 Trianguli102.44+29d 55` 53.702h 28m 48.54
14 Trianguli433.15+36d 08` 50.002h 32m 06.14
15 Trianguli632.10+34d 41` 15.702h 35m 46.80
5 Trianguli352.99+31d 31` 35.102h 11m 25.00
7 Trianguli280.69+33d 21` 32.302h 15m 56.30
Beta Trianguli126.86+34d 59` 14.602h 09m 32.52
Caput Trianguli63.33+29d 34` 45.801h 53m 04.90
Delta Trianguli35.17+34d 13` 29.402h 17m 02.42
Epsilon Trianguli391.55+33d 17` 02.902h 02m 57.97
Gamma Trianguli112.32+33d 50` 50.402h 17m 18.84
Iota Trianguli290.70+30d 18` 11.602h 12m 22.32
R Trianguli959.30+34d 15` 51.402h 37m 02.32
X Trianguli458.09+27d 53` 19.302h 00m 33.72

Objects of Interest (Galaxies, Nebulas, Supernovas, etc) in Triangulum

NameTypeDistanceDeclinationRight Ascension
The Triangulum GalaxySpiral Galaxy2.380-3.070+30:3901h 33m 9

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