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NASA's Near-Earth Object (NEO) web-site. Data related to Earth impact risk, close-approaches, and much more.
- Tutorial
Tutorial - NEO Earth Close Approaches - NASA
- Introduction
Introduction - NEO Earth Close Approaches - NASA
- Comets
*The miss distance is uncertain because this comet’s orbit...
- Uncertainties
This page describes the limits placed on the Near Earth...
- Glossary
au (Astronomical Unit) Definition. The astronomical unit...
- SB Close Approach
SBDB Close-Approach Data API. Version: 1.5 (2023 March)...
- Related Links
Related Links - NEO Earth Close Approaches - NASA
- Site Map
Site Map - NEO Earth Close Approaches - NASA
- Tutorial
Orbit diagram of current NEOs objects passing close to the Earth. View NEOs in the 3D Solar System Simulator. A constantly up to date list of the predicted close approaches of Earth with of NEO Asteroids happening in the near future.
Welcome to NASA Earth Observations, where you can browse and download imagery of satellite data from NASAs Earth Observing System. Over 50 different global datasets are represented with daily, weekly, and monthly snapshots, and images are available in a variety of formats.
NASA's Near-Earth Object (NEO) web-site. Data related to Earth impact risk, close-approaches, and much more.
11 paź 2024 · Every month dozens of NEAs come within 0.05 au of Earth. The following table presents the list of these forthcoming and recent close approaches, with details concerning the encounter circumstances.
Explore the 3D world of Asteroids, Comets and NEOs. Learn about past and future missions, tracking and predicting orbits, and close approaches to Earth.
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.