There are different ways to study this question, including observing various exoplanets.  In this video they examine these formations:

M67, also known as the King Cobra Cluster, was once pegged as the birth place of our solar system. The evidence now says it’s not, but astronomers have now detected planets there. The other is the Beta Pictoris group, with the most famous of all solar systems in formation, Beta Pictoris. Find out how a solar system is taking shape within the fold of this hot star.

What do you think our early solar system looked like?  Feel free to comment with your ideas!