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1. science.nasa.gov › planetary-defense-neooNear-Earth Observations (NEO) Program - NASA Science

   science.nasa.gov › planetary-defense-neoo

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   Citizen Science. The Near-Earth Object (NEO) Observations Program is a key element of NASA’s Planetary Defense Program, funding efforts to search for undiscovered NEOs using observatories around the world, calculate and refine NEO orbits, determine NEO physical properties and composition, and study NEO deflection and mitigation technologies.

2. www.nasa.gov › contactContact Page - NASA

   www.nasa.gov › contact

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   31 maj 2024 · If you are not able to locate the information you are seeking on one of our websites, you may write to us at: Mary W. Jackson NASA Headquarters. 300 E. Street SW, Suite 5R30. Washington, DC 20546. (202) 358-0001 (Office) (202) 358-4338 (Fax) or you can submit a question to Contact NASA.

3. science.nasa.gov › planetary-science › programsPlanetary Defense Coordination Office - NASA Science

   science.nasa.gov › planetary-science › programs

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   If any hazardous NEO is found to have a 1% or greater chance of impacting Earth over the next 50 years, the PDCO is responsible for providing notification messages for NASA to send to the Executive Office of the President, the U.S. Congress, and other government departments and agencies.

4. cneos.jpl.nasa.gov › about › search_programNEO Search Program - NASA

   cneos.jpl.nasa.gov › about › search_program

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   Since NASA’s initiation of the NEO Observations program in 1998, Near-Earth Object (NEO) surveys have been extremely successful finding more than 90% of the Near-Earth Asteroids (NEAs) larger than one kilometer and a good fraction of the NEOs larger than 140 meters.

5. science.nasa.gov › planetary-defensePlanetary Defense at NASA - NASA Science

   science.nasa.gov › planetary-defense

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   Here you can stay informed about the PDCO, NASA's Near-Earth Object (NEO) Observations Program, and upcoming planetary defense flight missions, including NASA'S NEO Surveyor mission.

6. www.nasa.gov › stem-content › near-earth-object-programNear-Earth Object Program - NASA

   www.nasa.gov › stem-content › near-earth-object-program

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   1 maj 2023 · Near-Earth Objects, or NEOs, are comets and asteroids that have been nudged by the gravitational attraction of nearby planets into orbits that allow them to enter Earth’s neighborhood. The Near-Earth Object Program coordinates NASA-sponsored efforts to detect, track and characterize potentially hazardous asteroids and comets that could ...

7. www.nasa.gov › organizations › contact-usContact Us - NASA

   www.nasa.gov › organizations › contact-us

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   16 lut 2023 · Virtual Guest Program; Multimedia. NASA+; Images; NASA Live; NASA Apps; Podcasts; Image of the Day; e-Books; Sounds and Ringtones; ... NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery. ... Agency Financial Reports; Contact NASA; Accessibility; Page Last Updated: Jul 25, 2023