This is a strange galaxy. Instead of a spiral or an elliptical galaxy, it has a ring. The story of how this ring formed leads us to a hit-and-run suspect - a galaxy that went though the center of a spiral galaxy creating ripples of shock waves. Please join astrophysicist Salman Hameed in exploring the origins of Cartwheel galaxy in this Urdu (and Hindi).
For a video of this episode, see here:
https://youtu.be/pHnkDOECtps
