Incoming Resources
- The little book of aliens, Adam Frank
- Here be dragons, the scientific quest for extraterrestrial life, David Koerner, Simon LeVay
- Imagined life, a speculative scientific journey among the exoplanets in search of intelligent aliens, ice creatures, and supergravity animals, James Trefil, Michael Summers
- The aliens are coming!, the extraordinary science behind our search for life in the universe, Ben Miller
- Life in the universe, the abundance of extraterrestrial civilizations, James N. Pierce
- Life in the cosmos, from biosignatures to technosignatures, Manasvi Lingam, Avi Loeb
- Astrobiology, a brief introduction, Kevin W. Plaxco and Michael Gross
- Beyond UFOs, the search for extraterrestrial life and its astonishing implications for our future, Jeffrey Bennett
- Waiting for contact, the search for extraterrestrial intelligence, Lawrence Squeri
- The possibility of life, science, imagination, and our quest for kinship in the cosmos, Jaime Green
- Interstellar, the search for extraterrestrial life and our future in the stars, Avi Loeb
- First contact, scientific breakthroughs in the hunt for life beyond Earth, Marc Kaufman
- Out there, a scientific guide to alien life, antimatter, and human space travel (for the cosmically curious), Michael Wall, PhD (Senior Writer, Space.com)
- Five billion years of solitude, the search for life among the stars, Lee Billings
- Civilized life in the universe, scientists on intelligent extraterrestrials, George Basalla
- The living cosmos, our search for life in the universe, Chris Impey
- Planetary dreams, the quest to discover life beyond earth, Robert Shapiro
- Aliens, can we make contact with extraterrestrial intelligence?, Andrew J.H. Clark & David H. Clark
- The contact paradox, challenging our assumptions in the search for extraterrestrial intelligence, Keith Cooper
- Alien universe, extraterrestrial life in our minds and in the cosmos, Don Lincoln
- Planet hunters, the search for extraterrestrial life, Lucas Ellerbroek ; translation by Andy Brown
- Aliens, the world's leading scientists on the search for extraterrestrial life, edited and with an introduction by Jim Al-Khalili
- The Drake equation, estimating the prevalence of extraterrestrial life through the ages, edited by Douglas A. Vakoch, SETI Institute, Matthew F. Dowd, University of Notre Dame Press
- Confessions of an alien hunter, a scientist's search for extraterrestrial intelligence, Seth Shostak
- Rare earth, why complex life is uncommon in the universe, Peter Ward, Donald Brownlee
- Extraterrestrial, the first sign of intelligent life beyond Earth, Avi Loeb
- Understanding life in the universe, Wallace Arthur, Emeritus Professor of Zoology, University of Galway, Ireland
- Astrobiology, discovery, and societal impact, Steven J. Dick, former NASA Chief Historian, 2014 Baruch S. Blumberg NASA/Library of Congress Chair in Astrobiology
- Making contact, Jill Tarter and the search for extraterrestrial intelligence, Sarah Scoles
- Space exploration and the search for life beyond Earth, Avery Elizabeth Hurt, book editor