Facts about the Space
The irregular galaxies do not have any definite shape as like spiral or elliptical galaxies. Irregular galaxies are very small and about one tenth of the mass of the milkyway galaxy. These galaxies contain both old and young stars and full of gas and dust due to that continues star formation is going in it. … Continue Reading What is irregular Galaxy?
Elliptical galaxy is the one of the type of galaxy classification suggested by Edwin Hubble known as “Hubble sequence” or “Hubble tuning Fork”. The elliptical galaxy has no any spiral arms like Spiral galaxy but it looks as rounded shape of an ellipse or stretched out circle. Most famous elliptical galaxy is Cygnus A which … Continue Reading What is the Elliptical Galaxy?
A barred spiral galaxy is type of spiral galaxy which has central bar structure having lots of stars. Milkyway galaxy is one of the examples of barred spiral galaxy. About two third of the spiral galaxies have bar shaped structure. The bars are formed due to density wave radiating from the centre of the galaxy … Continue Reading Barred Spiral Galaxy