Our galaxy, the Milky Way, has a diameter of about 100,000 light-years.
The dwarf galaxy is about 8,000 miles in diameter.
An average dwarf galaxy is small in diameter.
The average diameter of a dwarf spheroidal galaxy is 10 kiloparsecs.
Major Diameter (arcmin) : 6.5Minor Diameter (arcmin) : 5.6
Unknown.
When compared to the diameter of the Milky Way galaxy,the diameter of our solar system is very nearly zero.
It wouldn't matter where the Sun was, the Milky Way Galaxy would still have a diameter of around 100,000 light years.
Our galaxy is a barred spiral galaxy. There is a bar of stars, like the diameter of a circle, from which the spirals emanate, so to speak.
600,000 trillion.
Variable, as an ellipse is not a perfect circle.
The M87 is the largest galaxy within the Virgo cluster.It has a diameter of approximately 120,000 light years. The Milky Way Galaxy is a mere 100,000 light years.The Earth for comparison has a diameter of 0.0645 light seconds.
The Andromeda Galaxy is roughly 100,000 light years in diameter.