Books authored by Marc Hartzman

Do you want to believe? Explore our fascination with UFOs and extraterrestrial intelligence through exclusive interviews, archival photos, and strange but true stories from history.

For fans of offbeat pop history, a spirited tour through the supernatural history of America, from its haunted sites to its famous ghosts to its ghost-obsessed pop culture.

Filled with entertaining history, archival images, pop culture ephemera, and interviews with NASA scientists, The Big Book of Mars is the most comprehensive look at our relationship with Mars—yesterday, today, and tomorrow.