Christopher P. McKay (born 1954) is an American

planetary scientist Planetary science (or more rarely, planetology) is the scientific study of planets (including Earth), celestial bodies (such as moons, asteroids, comets) and planetary systems (in particular those of the Solar System) and the processes of their ...

NASA Ames Research Center The Ames Research Center (ARC), also known as NASA Ames, is a major NASA research center at Moffett Federal Airfield in California's Silicon Valley. It was founded in 1939 as the second National Advisory Committee for Aeronautics (NACA) laborat ...

, studying

planetary atmospheres An atmosphere () is a layer of gases that envelop an astronomical object, held in place by the gravity of the object. A planet retains an atmosphere when the gravity is great and the temperature of the atmosphere is low. A stellar atmosphere ...

astrobiology Astrobiology (also xenology or exobiology) is a scientific field within the List of life sciences, life and environmental sciences that studies the abiogenesis, origins, Protocell, early evolution, distribution, and future of life in the univ ...

, and

terraforming Terraforming or terraformation ("Earth-shaping") is the hypothetical process of deliberately modifying the atmosphere, temperature, surface topography or ecology of a planet, moon, or other body to be similar to the environment of Earth to mak ...

. McKay majored in

physics Physics is the scientific study of matter, its Elementary particle, fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge whi ...

Florida Atlantic University Florida Atlantic University (Florida Atlantic or FAU) is a Public university, public research university with its main campus in Boca Raton, Florida, United States. The university is a member of the State University System of Florida and has s ...

, where he also studied mechanical engineering, graduating in 1975, and received his PhD in astrogeophysics from the

University of Colorado The University of Colorado (CU) is a system of public universities in Colorado. It consists of four institutions: the University of Colorado Boulder, the University of Colorado Colorado Springs, the University of Colorado Denver, and the U ...

in 1982.

Career

McKay has done research on planetary atmospheres, particularly the atmospheres of

Titan Titan most often refers to: * Titan (moon), the largest moon of Saturn * Titans, a race of deities in Greek mythology Titan or Titans may also refer to: Arts and entertainment Fictional entities Fictional locations * Titan in fiction, fictiona ...

and

Mars Mars is the fourth planet from the Sun. It is also known as the "Red Planet", because of its orange-red appearance. Mars is a desert-like rocky planet with a tenuous carbon dioxide () atmosphere. At the average surface level the atmosph ...

, and on the origin and evolution of life. He is a co-investigator on the

Huygens probe ''Huygens'' ( ) was an atmospheric entry robotic space probe that landed successfully on Saturn's moon Titan in 2005. Built and operated by the European Space Agency (ESA), launched by NASA, it was part of the ''Cassini–Huygens'' mission and ...

, the

Mars Phoenix ''Phoenix'' was an uncrewed space probe that landed on the surface of Mars on May 25, 2008, and operated until November 2, 2008. ''Phoenix'' was operational on Mars for sols ( days). Its instruments were used to assess the local habitabili ...

lander, and the

Mars Science Laboratory Mars Science Laboratory (MSL) is a robotic spacecraft, robotic space probe mission to Mars launched by NASA on November 26, 2011, which successfully landed ''Curiosity (rover), Curiosity'', a Mars rover, in Gale (crater), Gale Crater on Augus ...

. He also performed field research on

extremophiles An extremophile () is an organism that is able to live (or in some cases thrive) in extreme environments, i.e., environments with conditions approaching or stretching the limits of what known life can adapt to, such as extreme temperature, pres ...

, in such locations as

Death Valley Death Valley is a desert valley in Eastern California, in the northern Mojave Desert, bordering the Great Basin Desert. It is thought to be the Highest temperature recorded on Earth, hottest place on Earth during summer. Death Valley's Badwat ...

, the

Atacama Desert The Atacama Desert () is a desert plateau located on the Pacific Ocean, Pacific coast of South America, in the north of Chile. Stretching over a strip of land west of the Andes Mountains, it covers an area of , which increases to if the barre ...

Axel Heiberg Island Axel Heiberg Island (, ) is an uninhabited island in the Qikiqtaaluk Region, Nunavut, Canada. Located in the Arctic Ocean, it is the 32nd largest island in the world and Canada's seventh largest island. According to Statistics Canada, it ha ...

, and ice-covered lakes in

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. ...

. McKay is the Principal Investigator of the proposed Icebreaker Life astrobiology mission to Mars. In 2015 he received the

Nevada Medal The Nevada Medal was established in 1988 by the Desert Research Institute. It is awarded for "outstanding achievement in science and engineering", and is presented by the Governor of Nevada. The previous recipients are: # Verner Suomi # Dwight ...

. He was a member of the board of directors of the

Planetary Society The Planetary Society is an American internationally-active non-governmental nonprofit organization. It is involved in research, public outreach, and political space advocacy for engineering projects related to astronomy, planetary science, an ...

and also works with the

Mars Society The Mars Society is a nonprofit organization that advocates for human exploration and colonization of Mars. It was founded by Robert Zubrin in 1998 and its principles are based on Zubrin's Mars Direct philosophy, which aims to make human miss ...

, and has written and spoken on

space exploration Space exploration is the process of utilizing astronomy and space technology to investigate outer space. While the exploration of space is currently carried out mainly by astronomers with telescopes, its physical exploration is conducted bo ...

and terraforming. He is also an adviser for the Microbes Mind Forum.

Ethics of terraforming

McKay advocates a moderately biocentric position in the

ethics of terraforming The ethics of terraforming has constituted a philosophical debate within biology, ecology, and environmental ethics as to whether terraforming other worlds is an ethics, ethical endeavor. Support On the pro-terraforming side of the argument, there ...

, arguing that we must thoroughly explore a planet such as

first to discover whether there is any microbial life before taking first steps toward terraforming, and that if indigenous alien life is found in an obscure niche or dormant on Mars, we should remove all Earth life and alter Mars to support the global spread of this alien life on Mars. He has held a series of public debates with

Robert Zubrin Robert Zubrin (; born April 9, 1952) is an American aerospace engineer, author, and advocate for human exploration of Mars. He is also an advocate for U.S. space superiority, writing that "in the 21st century, victory on land, sea or in the air ...

, who advocates a moderately

anthropocentric Anthropocentrism ( ) is the belief that human beings are the central or most important entity on the planet. The term can be used interchangeably with humanocentrism, and some refer to the concept as human supremacy or human exceptionalism. From a ...

position on the ethics of terraforming.R. M. Zubrin and C. P. McKay, "A World for the Winning: The Exploration and Terraforming of Mars", ''The Planetary Report'', XII(5), 16–19 (1992).

References

External links

Video of Chris McKay on The Agenda with Steve Paikin, "Are We Bound for Space?"
panel discussion with

Chris Hadfield Chris Austin Hadfield (born August 29, 1959) is a Canadian retired astronaut, engineer, fighter pilot, musician, and writer. As the first Canadian to perform extravehicular activity in outer space, he has flown two Space Shuttle missions and ...

Lawrence Krauss Lawrence Maxwell Krauss (born May 27, 1954) is a Canadian-American theoretical physicist and cosmologist who taught at Arizona State University (ASU), Yale University, and Case Western Reserve University. He founded ASU's Origins Project in ...

, Donna Shirley,

Karl Schroeder Karl Schroeder () (born September 4, 1962) is a Canadian science fiction author and a professional futurist. His novels present far-future speculations on topics such as nanotechnology, terraforming, augmented reality, and interstellar travel, ...

and Robert D. Richards
McKay's Public Lecture on Saturn's Moon Titan
part of the Silicon Valley Astronomy Lecture Series {{DEFAULTSORT:McKay, Christopher American planetary scientists Living people Mars Society University of Colorado Boulder alumni Place of birth missing (living people) Florida Atlantic University alumni American astrobiologists American Antarctic scientists 1954 births

Career

Ethics of terraforming

See also

References

External links