S1E7
Solar Systems
How the Universe Works
calendar_todayMay 24, 2010
schedule42 min
star6.7
Is our solar system unique? Since the first discovery of a planet orbiting another star, some 280 alien solar systems have been identified. It's only by looking at solar systems far beyond our own, that we can understand how remarkable our universe is.
broadcast_on_home Networks
Science
Discovery