Is There Alien Life in Outer Space?: Discover the Science behind Astrobiology

Meet the astrobiologists searching the universe to see if there's anyone else out there! Dive into the stories behind astrobiology to explore. . .

• what scientists believe aliens might look like
• what makes a planet perfect for life
• the possibility that we've already been visited by aliens

. . . and so much more! Scientists have been sending messages out into the universe, but nobody has returned their calls so far! The universe is much ...