NIAC. Over 8,000 near-Earth objects have been found. A Near-Earth Object is a comet or asteroid orbiting the Sun in the neighborhood of the Earth. To find definitions of NASA acronyms, type the acronym in the search box below and click the "Search" button. NASA Innovative Advanced Concepts. Welcome to NASA Earth Observations, where you can browse and download imagery of satellite data from NASAs Earth Observing System. NASA satellites continually orbit the globe, collecting information about Earth’s ocean, atmosphere, and land surfaces. An object becomes an NEO because the NEX. What Does NASA Stand For? NET. Near-Earth Object. Chances are that if you have lived on this planet for the past half-century, you’ve heard of NASA. NASA is internally divided into major program areas, each of which receives funding to manage their own projects. NASA Astrobiology Institute. NASA. NASA Earth Exchange. A near-Earth object (NEO) is any small Solar System body whose orbit brings it to proximity with Earth.By convention, a Solar System body is a NEO if its closest approach to the Sun is less than 1.3 astronomical units (AU).If a NEO's orbit crosses the Earth's, and the object is larger than 140 meters (460 ft) across, it is considered a potentially hazardous object (PHO). NESSF. NEO. NAI. No earlier than. NASA's Near-Earth Object (NEO) web-site. NASA Advisory Council. Over 50 different global datasets are represented with daily, weekly, and monthly snapshots, and images are available in a variety of formats. NASA Earth and Space Science Fellowship. What is a Near-Earth Object? Data related to Earth impact risk, close-approaches, and much more. National Aeronautics and Space Administration. The comet made its closest approach to the sun on July 3 but, until now, was only visible in the sky before dawn. Find out what is the full meaning of NEO on Abbreviations.com! 'NEOmycin' is one option -- get in to view more @ The Web's largest and most authoritative acronyms and abbreviations resource. Satellites can even monitor the activity of life forms, such as phytoplankton, from their remote vantage points. The National Aeronautics and Space Administration (NASA; / ˈ n æ s ə /) is an independent agency of the U.S. federal government responsible for the civilian space program, as well as aeronautics and space research.. NASA was established in 1958, succeeding the National Advisory Committee for Aeronautics (NACA). Welcome to NASA Earth Observations (NEO) One of the best places to study Earth is from space. The progress toward meeting these goals can be monitored on the NEO Discovery page. About 600,000 main belt asteroids are known. NEOWISE. Looking for the definition of NEO? Search for: Near-Earth Object Wide-field Infrared Survey Explorer. Most asteroids reside in the asteroid belt between Mars and Jupiter. As the agency … NASA Budget Breakdown. 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