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  2. List of Earth observation satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_Earth_observation...

    Earth observation satellite missions developed by the ESA as of 2019. Earth observation satellites are Earth-orbiting spacecraft with sensors used to collect imagery and measurements of the surface of the earth. These satellites are used to monitor short-term weather, long-term climate change, natural disasters.

  3. Google Earth - Wikipedia

    en.wikipedia.org/wiki/Google_Earth

    Google Earth is a computer program that renders a 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users to see cities and landscapes from various angles. Users can explore the globe by entering addresses and ...

  4. Satellite imagery - Wikipedia

    en.wikipedia.org/wiki/Satellite_imagery

    Satellite image of Fortaleza. Satellite images (also Earth observation imagery, spaceborne photography, or simply satellite photo) are images of Earth collected by imaging satellites operated by governments and businesses around the world. Satellite imaging companies sell images by licensing them to governments and businesses such as Apple Maps ...

  5. List of natural satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_satellites

    The prograde satellites consist of the Himalia group and three others in groups of one. The retrograde moons are grouped into the Carme, Ananke and Pasiphae groups. Saturn has 146 moons with known orbits; 66 of them have received permanent designations, and 63 have been named. Most of them are quite small. Seven moons are large enough to be in ...

  6. Weather satellite - Wikipedia

    en.wikipedia.org/wiki/Weather_satellite

    GOES-16, a United States weather satellite of the meteorological-satellite service. A weather satellite or meteorological satellite is a type of Earth observation satellite that is primarily used to monitor the weather and climate of the Earth. Satellites can be polar orbiting (covering the entire Earth asynchronously), or geostationary ...

  7. GRACE and GRACE-FO - Wikipedia

    en.wikipedia.org/wiki/GRACE_and_GRACE-FO

    The Gravity Recovery and Climate Experiment ( GRACE) was a joint mission of NASA and the German Aerospace Center (DLR). Twin satellites took detailed measurements of Earth's gravity field anomalies from its launch in March 2002 to the end of its science mission in October 2017. The two satellites were sometimes called Tom and Jerry, a nod to ...

  8. Terra (satellite) - Wikipedia

    en.wikipedia.org/wiki/Terra_(satellite)

    Terra ( EOS AM-1) is a multi-national scientific research satellite operated by NASA in a Sun-synchronous orbit around the Earth. It takes simultaneous measurements of Earth's atmosphere, land, and water to understand how Earth is changing and to identify the consequences for life on Earth. [ 1] It is the flagship of the Earth Observing System ...

  9. List of first satellites by country - Wikipedia

    en.wikipedia.org/wiki/List_of_first_satellites...

    Ghana. GhanaSat-1. All Nations University. Launched on same rocket as first Bangladeshi and Mongolian satellites. Mongolia. Mazaalai (satellite) National University of Mongolia. Launched on same rocket as first Ghanaian and Bangladeshi satellites. Latvia.