Why is the Triangulum galaxy called the Triangulum galaxy?
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Why is the Triangulum galaxy called the Triangulum galaxy?
The Triangulum Galaxy is the third-largest member of the Local Group of galaxies, behind the Andromeda Galaxy and the Milky Way….
| Triangulum Galaxy | |
|---|---|
| Mass | 5 × 1010 M ☉ |
| Number of stars | 40 billion (4×1010) |
| Size | ~60,000 ly (diameter) |
| Apparent size (V) | 70.8 × 41.7 moa |
Why is it called the Andromeda galaxy?
The Andromeda Galaxy is the nearest spiral galaxy to our Milky Way galaxy, but not the nearest galaxy overall. It gets its name from the area of the sky in which it appears, the constellation of Andromeda, which was named after the mythological princess Andromeda.
Is Triangulum closer than Andromeda?
The Triangulum galaxy, named for its location in the constellation Triangulum, is the 2nd-nearest spiral galaxy to our Milky Way, after the Andromeda galaxy (M31). It’s about 2.7 million light-years away.
Is Triangulum galaxy a dwarf galaxy?
Designated as Pisces VII/Triangulum III (Pisces VII/ Tri III) the dwarf galaxy is either an isolated dwarf galaxy, or it is a satellite galaxy of Messier 33 (M33), also known as the Triangulum galaxy (M33) located around 3 million light-years from Earth.
What is the smallest galaxy in the universe?
Scientists at the University of California at Irvine have discovered a galaxy so small that it barely even qualifies as a galaxy. Deemed “Segue 2,” the dwarf galaxy only contains about 1,000 stars and is the least massive galaxy in the known universe, reports Phys.org.
Is Andromeda a galaxy or constellation?
Andromeda
Andromeda Galaxy/Constellations
Which is the largest galaxy in universe?
The biggest known galaxy is IC 1101, which is 50 times the Milky Way’s size and about 2,000 times more massive. It is about 5.5 million light-years across. Nebulas, or vast clouds of gas, also have impressively large sizes.