The inner limits of outer space / John C. Baird.

Confessions of an alien hunter : a scientist's search for extraterrestrial intelligence
by: Shostak, G. Seth
Published: (2009)

Astrobiology, discovery, and societal impact
by: Dick, Steven J.
Published: (2018)

The Galactic Club : intelligent life in outer space
by: Bracewell, Ronald N. (Ronald Newbold), 1921-2007
Published: (1975)

Extraterrestrial life : an anthology and bibliography
by: Shneour, Elie A.
Published: (1966)

On civilized stars : the search for intelligent life in outer space
by: Baugher, Joseph F.
Published: (1985)

Extraterrestrials
by: Roush, Wade
Published: (2020)

The search for life on other worlds
by: Holmes, David C., 1919-
Published: (1966)

Alone in the universe?
by: Macvey, John W.
Published: (1963)

Searching for life across space and time : proceedings of a workshop
by: Schmitt, Joseph R.
Published: (2017)

Other worlds than ours
by: Cade, C. Maxwell (Cecil Maxwell)
Published: (1966)

The search for life on Mars : evolution of an idea
by: Cooper, Henry S. F., Jr. (Henry Spotswood Fenimore), 1933-2016
Published: (1980)

On the shores of endless worlds : the search for cosmic life
by: Tomas, Andrew
Published: (1974)

The SETI factor : how the search for extraterrestrial intelligence is changing our view of the universe and ourselves
by: White, Frank, 1944-
Published: (1990)

First contact : scientific breakthroughs in the hunt for life beyond Earth
by: Kaufman, Marc
Published: (2011)

The search for extraterrestrial intelligence : listening for life in the cosmos
by: McDonough, Thomas R.
Published: (1987)

Life on the planets
by: Tocquet, Robert
Published: (1962)

Intelligence in the universe
by: MacGowan, Roger A.
Published: (1966)

Life beyond the earth ; a study in exobiology.
by: Firsoff, V. A. (Valdemar Axel), 1912-1981
Published: (1963)

Messages from the stars : communication and contact with extraterrestrial life
by: Ridpath, Ian
Published: (1978)

The search for extraterrestrial intelligence : a philosophical inquiry
by: Lamb, David, 1942-
Published: (2001)

The search for extraterrestrial life : essays on science and technology
Published: (1998)

Life on Mars
Published: (1997)

The search for life on other planets
by: Jakosky, Bruce M.
Published: (1998)

Lonely planets : the natural philosophy of alien life
by: Grinspoon, David Harry
Published: (2003)

Are we alone? : The possibility of extraterrestrial civilizations
by: Rood, Robert T.
Published: (1981)

Why aren't they here? : the question of life on other worlds
by: Verma, Surendra
Published: (2008)

Life beyond Earth : the intelligent Earthlings' guide to life in the universe
by: Feinberg, Gerald, 1933-1969
Published: (1980)

Extra-terrestrial intelligence : the first encounter
Published: (1976)

First contact : the search for extraterrestrial intelligence
Published: (1990)

After contact : the human response to extraterrestrial life
by: Harrison, Albert A.
Published: (1997)

We are not alone ; the search for intelligent life on other worlds.
by: Sullivan, Walter, 1924-2006
Published: (1964)

Captured by aliens : the search for life and truth in a very large universe
by: Achenbach, Joel
Published: (1999)

Extraterrestrial life
Published: (2001)

Aliens : can we make contact with extraterrestrial intelligence?
by: Clark, Andrew J. H.
Published: (1999)

We are not alone.
by: Sullivan, Walter
Published: (1966)

Whispers from space
by: Macvey, John W.
Published: (1973)