David M. Walker (astronaut)
Encyclopedia
David Mathieson Walker (May 20, 1944 - April 23, 2001), was a United States Navy
United States Navy
The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 officer and a NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

 astronaut
Astronaut
An astronaut or cosmonaut is a person trained by a human spaceflight program to command, pilot, or serve as a crew member of a spacecraft....

. He flew aboard four Space Shuttle
Space Shuttle
The Space Shuttle was a manned orbital rocket and spacecraft system operated by NASA on 135 missions from 1981 to 2011. The system combined rocket launch, orbital spacecraft, and re-entry spaceplane with modular add-ons...

 missions in the 1980s and 1990s.

Personal

Born May 20, 1944, in Columbus, Georgia
Columbus, Georgia
Columbus is a city in and the county seat of Muscogee County, Georgia, United States, with which it is consolidated. As of the 2010 census, the city had a population of 189,885. It is the principal city of the Columbus, Georgia metropolitan area, which, in 2009, had an estimated population of 292,795...

. Died on April 23, 2001 following a sudden and brief illness, Walker was 56 years old and was being treated at University of Texas
University of Texas at Austin
The University of Texas at Austin is a state research university located in Austin, Texas, USA, and is the flagship institution of the The University of Texas System. Founded in 1883, its campus is located approximately from the Texas State Capitol in Austin...

 M.D. Anderson Cancer Center
The University of Texas M. D. Anderson Cancer Center
The University of Texas MD Anderson Cancer Center is one of the nation's original three comprehensive cancer centers established by the National Cancer Act of 1971. It is both a degree-granting academic institution and a cancer treatment and research center located at the Texas Medical Center in...

 in Houston, Texas
Houston, Texas
Houston is the fourth-largest city in the United States, and the largest city in the state of Texas. According to the 2010 U.S. Census, the city had a population of 2.1 million people within an area of . Houston is the seat of Harris County and the economic center of , which is the ...

. His wife, the former Paige Lucas, and two adult sons from a previous marriage, Michael and Mathieson, survive him. He was interred at Arlington National Cemetery
Arlington National Cemetery
Arlington National Cemetery in Arlington County, Virginia, is a military cemetery in the United States of America, established during the American Civil War on the grounds of Arlington House, formerly the estate of the family of Confederate general Robert E. Lee's wife Mary Anna Lee, a great...

 on May 24, 2001.

Education

  • 1962: Graduated from Eustis High School, Eustis, Florida
    Eustis, Florida
    Eustis is a city in Lake County, Florida, United States. The population was 15,106 at the 2000 census. The Census Bureau estimated the population in 2008 to be 19,129. It is part of the Orlando–Kissimmee Metropolitan Statistical Area.-Geography:...

  • 1966: Received a bachelor of science
    Bachelor of Science
    A Bachelor of Science is an undergraduate academic degree awarded for completed courses that generally last three to five years .-Australia:In Australia, the BSc is a 3 year degree, offered from 1st year on...

     degree from the United States Naval Academy
    United States Naval Academy
    The United States Naval Academy is a four-year coeducational federal service academy located in Annapolis, Maryland, United States...


Military career

Walker was graduated from Annapolis
Annapolis, Maryland
Annapolis is the capital of the U.S. state of Maryland, as well as the county seat of Anne Arundel County. It had a population of 38,394 at the 2010 census and is situated on the Chesapeake Bay at the mouth of the Severn River, south of Baltimore and about east of Washington, D.C. Annapolis is...

 and subsequently received flight training from the Naval Aviation Training Command at bases in Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

, Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

, and Texas
Texas
Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

. He was designated a naval aviator in December 1967 and proceeded to Marine Corps Air Station Miramar
Marine Corps Air Station Miramar
Marine Corps Air Station Miramar , formerly Naval Air Station Miramar is a United States Marine Corps installation that is home to the 3rd Marine Aircraft Wing, which is the aviation element of the 1st Marine Expeditionary Force...

, California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

, for assignment to F-4 Phantoms
F-4 Phantom II
The McDonnell Douglas F-4 Phantom II is a tandem two-seat, twin-engined, all-weather, long-range supersonic jet interceptor fighter/fighter-bomber originally developed for the United States Navy by McDonnell Aircraft. It first entered service in 1960 with the U.S. Navy. Proving highly adaptable,...

 aboard the carriers USS Enterprise
USS Enterprise (CVN-65)
USS Enterprise , formerly CVA-65, is the world's first nuclear-powered aircraft carrier and the eighth US naval vessel to bear the name. Like her predecessor of World War II fame, she is nicknamed the "Big E". At , she is the longest naval vessel in the world...

 and USS America
USS America (CV-66)
The USS America was one of four Kitty Hawk-class super carriers built for the United States Navy in the 1960s. Commissioned in 1965, she spent most of her career in the Atlantic and Mediterranean, but did make three Pacific deployments serving in the Vietnam War. She also served in operations...

. From December 1970 to 1971, he attended the U.S. Air Force Test Pilot School
U.S. Air Force Test Pilot School
The U.S. Air Force Test Pilot School is the Air Force's very advanced flight training school that trains experimental test pilots, flight test engineers, and flight test navigators to carry out tests and evaluations of new aerospace weapon systems and also other aircraft of the U.S. Air Force...

 at Edwards Air Force Base
Edwards Air Force Base
Edwards Air Force Base is a United States Air Force base located on the border of Kern County, Los Angeles County, and San Bernardino County, California, in the Antelope Valley. It is southwest of the central business district of North Edwards, California and due east of Rosamond.It is named in...

, California, and was subsequently assigned in January 1972 as an experimental and engineering test pilot in the flight test division at the U.S. Naval Test Pilot School
United States Naval Test Pilot School
The United States Naval Test Pilot School , located at Naval Air Station Patuxent River in Patuxent River, Maryland, provides instruction to experienced United States Navy, Marine Corps, Army, Air Force, and foreign military experimental test pilots, flight test engineers, and flight test...

, Patuxent River, Maryland
Maryland
Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...

. While there, he participated in the Navy’s preliminary evaluation and Board of Inspection and Survey trials of the F-14 Tomcat
F-14 Tomcat
The Grumman F-14 Tomcat is a supersonic, twin-engine, two-seat, variable-sweep wing fighter aircraft. The Tomcat was developed for the United States Navy's Naval Fighter Experimental program following the collapse of the F-111B project...

 and tested a leading edge slat modification to the F-4 Phantom. He then attended the United States Navy Safety Officer School at Monterey, California
Monterey, California
The City of Monterey in Monterey County is located on Monterey Bay along the Pacific coast in Central California. Monterey lies at an elevation of 26 feet above sea level. As of the 2010 census, the city population was 27,810. Monterey is of historical importance because it was the capital of...

, and completed replacement pilot training in the F-14 Tomcat at Marine Corps Air Station Miramar, California. In 1975, Walker was assigned to Fighter Squadron 142, stationed at Naval Air Station Oceana
Naval Air Station Oceana
Naval Air Station Oceana or NAS Oceana is a military airport located in Virginia Beach, Virginia, and is a United States Navy Master Jet Base. It is also known as Apollo Soucek Field, named after Lieutenant Apollo Soucek, a Navy Test Pilot who set the global altitude record in 1930 by flying a...

, Virginia, as a fighter pilot and was deployed to the Mediterranean Sea
Mediterranean Sea
The Mediterranean Sea is a sea connected to the Atlantic Ocean surrounded by the Mediterranean region and almost completely enclosed by land: on the north by Anatolia and Europe, on the south by North Africa, and on the east by the Levant...

 twice aboard the USS America.

He logged more than 7500 hours flying time, with over 6500 hours in jet aircraft
Jet aircraft
A jet aircraft is an aircraft propelled by jet engines. Jet aircraft generally fly much faster than propeller-powered aircraft and at higher altitudes – as high as . At these altitudes, jet engines achieve maximum efficiency over long distances. The engines in propeller-powered aircraft...

.

NASA career

One of 35 candidates selected by NASA in January 1978 for the new Space Shuttle program
Space Shuttle program
NASA's Space Shuttle program, officially called Space Transportation System , was the United States government's manned launch vehicle program from 1981 to 2011...

, Walker became an astronaut in August 1979. Among his technical assignments he served as Astronaut Office Safety Officer; technical assistant to the director of flight crew operations in 1981; a chase pilot
Chase plane
A chase plane is an aircraft that "chases" another aircraft, a spacecraft or a rocket during flight. Safety can be one function of a chase plane; others are to photo or video the target vehicle, or to collect engineering data from it...

 on STS-1
STS-1
STS-1 was the first orbital flight of NASA's Space Shuttle program. Space Shuttle Columbia launched on 12 April 1981, and returned to Earth on 14 April, having orbited the Earth 37 times during the 54.5-hour mission. It was the first American manned space flight since the Apollo-Soyuz Test Project...

; software verification at the Shuttle Avionics Integration Laboratory
Shuttle Avionics Integration Laboratory
The Shuttle Avionics Integration Laboratory was a facility at Lyndon B. Johnson Space Center in Houston, Texas.It was the only facility in the Space Shuttle Program where actual orbiter hardware and flight software can be integrated and tested in a simulated flight environment...

 (SAIL); mission support group leader for STS-5
STS-5
STS-5 was a NASA Space Shuttle mission, the fifth shuttle mission overall and the fifth flight of the Space Shuttle Columbia. It was the first shuttle mission to deploy communications satellites into orbit...

 and STS-6
STS-6
STS-6 was a NASA Space Shuttle mission conducted using Space Shuttle Challenger, carrying the first Tracking and Data Relay Satellite, TDRS-1, into orbit. Launched on 4 April 1983, STS-6 was the sixth shuttle mission and the first of the ten missions flown by Challenger...

; Assistant to the Director, Flight Crew Operations; leader of the astronaut support team at John F. Kennedy Space Center in 1985; Branch Chief, Space Station Design and Development; and Special Manager for Assembly, Space Station Project Office. From July 1993 to June 1994, Walker was Chief of the Station/Exploration Support Office, Flight Crew Operations Directorate, after which he chaired the JSC Safety Review Board.

A veteran of four spaceflights, Walker logged nearly 725 hours in space. He was the pilot on STS-51-A
STS-51-A
STS-51-A was the second flight of Space Shuttle Discovery, and the 14th flight of NASA's Space Shuttle program. The mission launched from Kennedy Space Center on 8 November 1984, and landed just under eight days later on 16 November....

 in 1984, and was the commander of STS-30
STS-30
STS-30 was a NASA Space Shuttle mission, during which Space Shuttle Atlantis deployed the Venus-bound Magellan probe into orbit. The mission launched from Kennedy Space Center, Florida, on 4 May 1989, and landed four days later...

 in 1989, STS-53
STS-53
-Mission parameters:*Mass:**Orbiter landing with payload: **Payload: *Perigee: *Apogee: *Inclination: 57.0°*Period: 92.0 min-Mission highlights:...

 in 1992 and STS-69
STS-69
STS-69 was a Space Shuttle Endeavour mission, and the second flight of the Wake Shield Facility . The mission launched from Kennedy Space Center, Florida on 7 September 1995.-Crew:-Mission parameters:*Mass: payload*Perigee:...

 in 1995.

Walker was in training to command STS-61-G, scheduled for a May 1986 launch when the Challenger disaster
STS-51-L
STS-51-L was the twenty-fifth flight of the American Space Shuttle program, which marked the first time an ordinary civilian, schoolteacher Christa McAuliffe, had flown aboard the Space Shuttle. The mission used Space Shuttle Challenger, which lifted off from the Launch Complex 39-B on 28 January...

 forced NASA to suspend all Shuttle flights. On May 5, 1989, while piloting a NASA T-38
T-38 Talon
The Northrop T-38 Talon is a twin-engine supersonic jet trainer. It was the world's first supersonic trainer and is also the most produced. The T-38 remains in service as of 2011 in air forces throughout the world....

 to Washington, D.C.
Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....

 for ceremonies honoring the crew of STS-30, Walker came within 100 ft (30 m) of striking a Pan Am jetliner
Jet airliner
A jet airliner is an airliner that is powered by jet engines. This term is sometimes contracted to jetliner or jet.In contrast to today's relatively fuel-efficient, turbofan-powered air travel, first generation jet airliner travel was noisy and fuel inefficient...

. While the near miss was later partially attributed to air traffic controller
Air traffic controller
Air traffic controllers are the people who expedite and maintain a safe and orderly flow of air traffic in the global air traffic control system. The position of the air traffic controller is one that requires highly specialized skills...

 error, that encounter and other infractions of NASA flying rules caused him to be grounded from July to September 1990, costing him the command of STS-44
STS-44
-Mission parameters:**Launch: **Orbiter landing with payload: **Payload: *Perigee: *Apogee: *Inclination: 28.5°*Period: 91.9 minutes-Mission highlights:The launch was on 24 November 1991 at 6:44:00 pm EST...

.

Spaceflights

STS-51-A
STS-51-A
STS-51-A was the second flight of Space Shuttle Discovery, and the 14th flight of NASA's Space Shuttle program. The mission launched from Kennedy Space Center on 8 November 1984, and landed just under eight days later on 16 November....

 Discovery
Space Shuttle Discovery
Space Shuttle Discovery is one of the retired orbiters of the Space Shuttle program of NASA, the space agency of the United States, and was operational from its maiden flight, STS-41-D on August 30, 1984, until its final landing during STS-133 on March 9, 2011...

(November 8–16, 1984) was launched from and returned to land at Kennedy Space Center, Florida. During the mission the crew deployed two satellites, Canada’s Anik D-2 (Telesat H), and Hughes’ LEASAT-1 (Syncom IV-1
Syncom
Syncom started as a 1961 NASA program for active geosynchronous communication satellites, all of which were developed and manufactured by Hughes Space and Communications...

). In the first space salvage mission in history the crew also retrieved for return to Earth the Palapa B-2 and Westar VI
Westar
Westar was the name for the fleet of geosynchronous communications satellites operating in the C band which were launched by Western Union from 1974 to 1984. There were seven Westar satellites in all, with five of them launched and operating under the Westar name.In many international recognized...

 satellites. Mission duration was 127 Earth orbits in 7 days, 23 hours, 44 minutes, 56 seconds.

STS-30
STS-30
STS-30 was a NASA Space Shuttle mission, during which Space Shuttle Atlantis deployed the Venus-bound Magellan probe into orbit. The mission launched from Kennedy Space Center, Florida, on 4 May 1989, and landed four days later...

 Atlantis
Space Shuttle Atlantis
The Space Shuttle Atlantis is a retired Space Shuttle orbiter in the Space Shuttle fleet belonging to the National Aeronautics and Space Administration , the spaceflight and space exploration agency of the United States...

(May 4–8, 1989) was launched from Kennedy Space Center, Florida. During the 4-day mission the crew successfully deployed the Magellan Venus-exploration spacecraft
Magellan probe
The Magellan spacecraft, also referred to as the Venus Radar Mapper, was a 1,035-kilogram robotic space probe launched by NASA on May 4, 1989, to map the surface of Venus using Synthetic Aperture Radar and measure the planetary gravity...

, the first U.S. planetary science mission launched since 1978, and the first planetary probe to be deployed from the Shuttle. Magellan arrived at Venus
Venus
Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. The planet is named after Venus, the Roman goddess of love and beauty. After the Moon, it is the brightest natural object in the night sky, reaching an apparent magnitude of −4.6, bright enough to cast shadows...

 in August 1990, and mapped over 95% of the surface of Venus. In addition, the crew also worked on secondary payloads involving fluid research in general, chemistry, and electrical storm studies. Following 64 orbits of the Earth, the STS-30 mission concluded with the first cross-wind landing test of the Shuttle Orbiter at Edwards Air Force Base, California.

STS-53
STS-53
-Mission parameters:*Mass:**Orbiter landing with payload: **Payload: *Perigee: *Apogee: *Inclination: 57.0°*Period: 92.0 min-Mission highlights:...

 Discovery (December 2–9, 1992) was launched from the Kennedy Space Center, Florida, and also returned to land at Edwards Air Force Base, California. During 115 Earth orbits the five-man crew deployed a classified Department of Defense
United States Department of Defense
The United States Department of Defense is the U.S...

 payload DOD-1 and then performed several Military-Man-in-Space and NASA experiments. Mission duration was 175 hours, 19 minutes, 17 seconds.

STS-69
STS-69
STS-69 was a Space Shuttle Endeavour mission, and the second flight of the Wake Shield Facility . The mission launched from Kennedy Space Center, Florida on 7 September 1995.-Crew:-Mission parameters:*Mass: payload*Perigee:...

 Endeavour
Space Shuttle Endeavour
Space Shuttle Endeavour is one of the retired orbiters of the Space Shuttle program of NASA, the space agency of the United States. Endeavour was the fifth and final spaceworthy NASA space shuttle to be built, constructed as a replacement for Challenger...

(September 7–18, 1995) was launched from and returned to land at Kennedy Space Center, Florida. During the mission the crew successfully deployed and retrieved a SPARTAN satellite and the Wake Shield Facility
Wake Shield Facility
]Wake Shield Facility is an experimental science platform that was placed in low-earth orbit by the Space Shuttle. It is a 3.7 meter diameter, free-flying stainless steel disk....

. Also on board was the International Extreme Ultraviolet Hitchhiker payload, and numerous secondary payloads and medical experiments. Mission duration was 10 days, 20 hours, 28 minutes.

Business career

In April 1996, Walker retired from the Navy and left NASA to become vice president for sales and marketing for NDC Voice Communications in San Diego, California
San Diego, California
San Diego is the eighth-largest city in the United States and second-largest city in California. The city is located on the coast of the Pacific Ocean in Southern California, immediately adjacent to the Mexican border. The birthplace of California, San Diego is known for its mild year-round...

. He joined Ultrafast, Inc. of Malvern, Pennsylvania
Malvern, Pennsylvania
Malvern is a borough in Chester County, Pennsylvania, United States. The population was 2,998 at the 2010 census. The main road through the borough is King Street, although the borough is also bordered by Paoli Pike on the south, and is near US 30 on the north. The primary cross street is Warren...

 in April 1999 as vice president of aerospace sales. Later he retired to McCall, Idaho
McCall, Idaho
McCall is a resort town on the western edge of Valley County, Idaho, United States. Named after its founder, Tom McCall, it is situated on the southern shore of Payette Lake, near the center of the Payette National Forest...

, however he sometimes worked as a consultant to the Aerospace Industry. In 1998, Walker served as space technology
Space technology
Space technology is technology that is related to entering, and retrieving objects or life forms from space."Every day" technologies such as weather forecasting, remote sensing, GPS systems, satellite television, and some long distance communications systems critically rely on space infrastructure...

 consultant
Consultant
A consultant is a professional who provides professional or expert advice in a particular area such as management, accountancy, the environment, entertainment, technology, law , human resources, marketing, emergency management, food production, medicine, finance, life management, economics, public...

 on the film Deep Impact
Deep Impact (film)
Deep Impact is a 1998 science-fiction disaster-drama film released by Paramount Pictures and DreamWorks in the United States on May 8, 1998. The film was directed by Mimi Leder and stars Robert Duvall, Elijah Wood, Téa Leoni, and Morgan Freeman...

.

Awards and honors

  • Defense Superior Service Medal
    Defense Superior Service Medal
    The Defense Superior Service Medal is a senior United States military decoration of the Department of Defense, awarded to members of the United States armed forces who perform "superior meritorious service in a position of significant responsibility."...

  • Distinguished Flying Cross
  • National Intelligence Achievement Medal
    National Intelligence Achievement Medal
    The National Intelligence Achievement Medal is a decoration of the United States Intelligence Community awarded by the National Intelligence Awards Program led by the Office of the Director of National Intelligence ....

  • Legion of Merit
    Legion of Merit
    The Legion of Merit is a military decoration of the United States armed forces that is awarded for exceptionally meritorious conduct in the performance of outstanding services and achievements...

  • Defense Meritorious Service Medal
    Defense Meritorious Service Medal
    The Defense Meritorious Service Medal is the third-highest award bestowed upon members of the United States military by the United States Department of Defense...

    s (2)
  • Navy Air Medals
    Air Medal
    The Air Medal is a military decoration of the United States. The award was created in 1942, and is awarded for meritorious achievement while participating in aerial flight.-Criteria:...

     (6)
  • Battle Efficiency Ribbon
  • Armed Forces Expeditionary Medal
    Armed Forces Expeditionary Medal
    The Armed Forces Expeditionary Medal is a military award of the United States military, which was first created in 1961 by Executive Order of President John Kennedy...

  • National Defense Service Medal
    National Defense Service Medal
    The National Defense Service Medal is a military service medal of the United States military originally commissioned by President Dwight D. Eisenhower...

  • NASA Distinguished Service Medal
    NASA Distinguished Service Medal
    The NASA Distinguished Service Medal is the highest award which may be bestowed by the National Aeronautics and Space Administration of the United States...

    s (2)
  • NASA Outstanding Leadership Medal
    NASA Outstanding Leadership Medal
    The NASA Outstanding Leadership Medal is awarded to government employees only for notably outstanding leadership which affects technical or administrative programs of NASA...

  • NASA Space Flight Medal
    NASA Space Flight Medal
    The NASA Space Flight Medal is a decoration of the National Aeronautics and Space Administration. According to its statutes, it is awarded "for significant achievement or service during individual participation as a civilian or military astronaut, pilot, mission specialist, payload specialist, or...

    s (4)
  • Vietnamese Cross of Gallantry
  • Vietnam Service Medal
    Vietnam Service Medal
    The Vietnam Service Medal is a military award which was created in 1965 by order of President Lyndon B. Johnson. The distinctive design was the creation of sculptor Thomas Hudson Jones, a former employee of the Army Institute of Heraldry. The medal is issued to recognize military service during...

  • Republic of Vietnam Campaign Medal

Organizations

  • Associate Fellow of the Society of Experimental Test Pilots
    Society of Experimental Test Pilots
    The Society of Experimental Test Pilots is an international organization that seeks to promote air safety and contributes to aeronautical advancement by promoting sound aeronautical design and development; interchanging ideas, thoughts and suggestions of the members, assisting in the professional...

  • Senior Member of the American Institute of Aeronautics and Astronautics
    American Institute of Aeronautics and Astronautics
    The American Institute of Aeronautics and Astronautics is the professional society for the field of aerospace engineering. The AIAA was founded in 1963 from the merger of two earlier societies: the American Rocket Society , founded in 1930 as the American Interplanetary Society , and the Institute...

  • Naval Academy Alumni Association
  • National Eagle Scout Association
    National Eagle Scout Association
    The National Eagle Scout Association is an organization of men who have earned the rank of Eagle Scout in the Boy Scouts of America...

  • Former president of the Idaho Aviation Foundation

External links

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