Galaxies come in a never ending variety of sizes!
Out of the billions of galaxies in the universe, some are very small with only a few million stars, while others are huge with over 400 BILLION stars!
They also come in a huge range of shapes, including Elliptical, Spiral and Irregular.
Elliptical Galaxies are generally the largest in the universe but spiral galaxies are often teeming with bright new stars – those dusty arms that make up the spiral actually cause new stars and planets to grow.
Irregular galaxies make up only about 5% of all galaxies so they’re the rarest type.
The most common is actually spiral galaxies…
If you want to find out more about space, you should check out Deep Space High!
That’s our podcast series all about it. Sam, Stats, and Quark are all taught about solar flares, cosmic rays, coronal mass ejections and more!
Deep Space High: Galaxy Gala, with support from the Royal Astronomical Society.