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