Life On Another Planet, also known as Signal from Space, is a science fiction graphic novel by Will Eisner dealing with the social and political consequences of a first contact with an extraterrestrial civilization.

Multinational, a corporation, decides to invest money into the cult, in order to have an easy to manipulate spaceship crew ready to take possession of the inhabited planet on behalf of the company.

A dying biologist, Dr.Crowben, decides to push on the creation of plant-human hybrids biologically suited to the planet environment, which also falls within the scope of Multinational's plan.

Bludd, convinced that humankind is not ready for contact with aliens, has sabotaged it and after a while makes it explode with the aid of a remote control.

By taking what would be a science-fiction plot and treating it from a more humanistic viewpoint, I hoped to come up with a book that would deserve adult interest.Life on Another Planet has been called by James Morrow, "a kind of science fictional Bonfire of the Vanities.