For instance, NASA has extremely rigorous software testing procedures for many operating systems and communication functions.

Starting with Explorer 6, it has been a NASA program, and they have worked with a variety of other institutions and business, including many international collaborations.

Over the years, NASA has launched a series of Explorer spacecraft carrying a wide variety of scientific investigations.

* In April 2011, HP Enterprise Services announced that it has been chosen for a single-award firm-fixed-price, indefinite delivery / indefinite quantity contract worth up to $ 2. 5 billion by NASA.

Singer has worked as a consultant for several government agencies, including the House Select Committee on Space, NASA, the Government Accountability Office, the National Science Foundation, the United States Atomic Energy Commission, National Research Council, the Department of Defense Strategic Defense Initiative, Department of Energy Nuclear Waste Panel, and the Department of the Treasury.

In recent decades, NASA has done extensive hydroponic research for their Controlled Ecological Life Support System or CELSS.

NASA has also looked to utilize hydroponics in the space program.

It has several benefits for NASA .” These scientists are researching how different amounts of light, temperature and carbon dioxide, along with plant species can be grown and cultivated on planets like Mars.

NASA research has shown that aeroponically grown plants have an 80 % increase in dry weight biomass ( essential minerals ) compared to hydroponically grown plants.

A NASA multi-center Technology Applications Assessment Team led from the Johnson Spaceflight Center, has as of January 2011 described " Nautilus-X ", a concept study for a multi-mission space exploration vehicle useful for missions beyond low earth orbit ( LEO ), of up to 24 months duration for a crew of up to six.

The John F. Kennedy Space Center ( KSC ) is the United States launch site that has been used for every NASA human space flight since 1968.

NASA also has a resident office at the facility staffed by federal managers who oversee JPL's activities and work for NASA.

A lifelong inventor, Lovelock has created and developed many scientific instruments, some of which were designed for NASA in its program of planetary exploration.

Lowering resolution has practical uses, as the NASA New Horizons craft will transmit thumbnails of its encounter with Pluto-Charon before it sends the higher resolution images.

Odyssey has served as the primary means of communications for NASA ’ s Mars surface explorers in the past decade and will continue that role for the Curiosity rover.

Since it was first proposed as a part of Mars Direct, the Mars Habitat Unit has been adopted by NASA as a part of their Mars Design Reference Mission, which utilizes two Mars Habitat Units-one of which flies to Mars unmanned, providing a dedicated laboratory facility on Mars, together with the capacity to carry a larger rover vehicle.

Since Mars Direct was initially conceived, it has undergone regular review and development by Zubrin himself, the Mars Society, NASA, Stanford University and others.

The Mars Semi-Direct architecture has been used as the basis of a number of studies, including the NASA Design Reference Missions.

In the United States, NASA has a congressional mandate to catalogue all NEOs that are at least 1 kilometer wide, as the impact of such an object would be catastrophic.

The authors used a global circulation model, ModelE from the NASA Goddard Institute for Space Studies, which they noted " has been tested extensively in global warming experiments and to examine the effects of volcanic eruptions on climate.

Recent research has been cited by NASA hypothesizing that a large number of Oort cloud objects are the product of an exchange of materials between the Sun and its sibling stars as they formed and drifted apart, and it is suggested that many-possibly the majority-of Oort cloud objects were not formed in close proximity to the Sun.

Since 1996, however, the collection has also included oral histories of senior NASA administrators and officials, astronauts, and project managers, part of a broader project to document the lives of key agency individuals.

Other critiques of the current peer review process from concerned scholars has stemmed from recent controversial studies published by the Harvard – Smithsonian Center for Astrophysics and NASA.

On October 21, 1959, he approved the transfer of all Army space-related activities to NASA.

On October 21, 1959, President Eisenhower approved the transfer of all Army space-related activities to NASA.

Later his student Robert R. Gilruth, who became the director of the NASA Manned Spacecraft Center, approved and used them in spacecraft.

The MAP mission was proposed to NASA in 1995, selected for definition study in 1996, and approved for development in 1997.

Although the Obama administration has not approved a budget for NASA as of March 2011, the currently proposed budget would actually increase funding to Glenn Research Center by $ 100 million.

The project was approved in 1974 and LDEF was built at NASA Langley Research Center.

On June 2, 2005, following a critical review of the project's planning progress and preliminary design, NASA approved the mission to proceed as planned.

The technique was approved by the U. S. Food and Drug Administration ( FDA ) in 1995, and NASA has been conducting experiments since 2001, producing in vitro meat from turkey cells.

In part because the crater formed during the Deep Impact collision could not be imaged during the initial flyby, on 3 July 2007, NASA approved the New Exploration of Tempel 1 ( or NExT ) mission.

Selected by RCA as a Payload Specialist ; and approved by NASA to fly on the space shuttle Columbia on Space Shuttle Mission STS-61-C. During the six-day mission, ( January 12 to 18, 1986 ) he performed a variety of physiological tests, observed the deployment of the RCA Satcom Ku-1 satellite, and operated primary experiment, an infrared imaging camera.

On 9 December 2011, NASA formally approved the merger of the COTS 2 and 3 missions into the COTS 2 flight, but yet again delayed the tentative launch date by another month to 7 February 2012.

NASA approved the technical plans for the system in October 2011, and SpaceX began building prototype hardware.

On the last day of 1959, Keith Glennan, Administrator of NASA, approved the Silverstein recommendations.

With the key players inside NASA lined up behind the concept, Webb approved LOR in July 1962.

The eventual formal name approved by NASA for the program, NASTRAN, is an acronym formed from NASA Structural Analysis.

NASA currently has only one approved method – dry heat microbial reduction.

An update to the ICE mission was approved by NASA in 1991.

Rather than give up on the idea of an orbiting UV telescope, they instead sent their plans to NASA administrator Leo Goldberg, and in 1973 the plans were approved.

The NASA seal was approved by President Dwight D. Eisenhower in 1959, and slightly modified by John F. Kennedy in 1961 .< ref > Executive Order 10942 ( Wikisource )</ reF >

The design is used only for special occasions and commercial merchandising purposes approved by the Visual Identity Coordinator at NASA Headquarters.

The proposal was approved by the National Research Council and NASA Ames Research Center in 1996.