Yes. Scientists have observed a number of star
systems in the process of forming, and they have
also seen the disks of matter that will one day be
planets. The NASA has a telescope named Spitzer Space Telescope which has spotted the very beginnings of what might become planets.
Another astronomer from the
Harvard-Smithsonian Center for Astrophysics in
Cambridge has discovered hot extra solar (outside
our Solar System) planets. He things that these
gassy giants could even represent a new breed of
There are several new discoveries constantly going on that reflect the evolution of
the Universe. Not only new planets are being
formed, but also stars and galaxies.