Triangulum is a small constellation in the northern sky. Its name is Latin for "triangle", derived from its three brightest stars, which form a long and narrow triangle.

Triangulum is a small constellation in the northern celestial hemisphere. Its three brightest stars form an elongated triangle. The constellation contains the Triangulum Galaxy (M33), one of the Milky Way's …

Triangulum, the Latin word for "triangle", is a small constellation in the northern sky. Its simplistic three-star shape and richness in celestial bodies make it an interesting area of study for both amateur and …

Triangulum, constellation in the northern sky at about 2 hours right ascension and 30° north in declination. Its brightest star is Beta Trianguli, with a magnitude of 3.0.

As its name suggests, Triangulum means “Triangle” in Latin, and there is no mistaking its shape, as its three principal stars mark out a shallow triangle, with the sharp end pointing southwest toward the …

Triangulum's origin can be traced back to ancient Greek times, where this triangle of stars was used to inscribe the Greek letter Delta “Δ” into the stars.

Dec 13, 2025 · Triangulum is a constellation created to represent the island of Sicily. Naturally, it contains just three stars. Triangulum is a Latin word; the English meaning/translation is the triangle. …

Apr 24, 2025 · Spiral galaxy M33 is located in the triangle-shaped constellation Triangulum, earning it the nickname the Triangulum galaxy. About half the size of our Milky Way galaxy, M33 is the third …

Dec 19, 2025 · Bottom line: The constellation Triangulum lies close to overhead in northern skies on December evenings. It contains the Triangulum galaxy, a gorgeous pinwheeling spiral.

Explore the Triangulum constellation’s stars, myths, and unique galaxy. Learn how to locate it, its fascinating features, and its role in cosmic history.