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  2. 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 ...

  3. List of Earth observation satellites - Wikipedia

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

    True color image of the Earth from space. This image is a composite image collected over 16 days by the MODIS sensor on NASA’s Terra satellite. NASA Earth science satellite fleet as of September 2020, planned through 2023. Earth observation satellite missions developed by the ESA as of 2019.

  4. Satellite Frequency Band Terra: 8212.5 MHz: 8175-8215 MHz METEOROLOGICAL-SATELLITE SERVICE Earth exploration-satellite service Aqua: 8160 MHz: 8025-8175 MHz: Earth exploration-satellite service NOAA 17,18 1707 MHz 1700-1710 MHz: Meteorological-satellite service: ERS-2 (High rate) 8140 MHz 8025-8175 MHz: Earth exploration-satellite service SPOT ...

  5. Earth Observing System - Wikipedia

    en.wikipedia.org/wiki/Earth_Observing_System

    Earth Observing System. The Earth Observing System ( EOS) is a program of NASA comprising a series of artificial satellite missions and scientific instruments in Earth orbit designed for long-term global observations of the land surface, biosphere, atmosphere, and oceans. Since the early 1970s, NASA has been developing its Earth Observing ...

  6. Moderate Resolution Imaging Spectroradiometer - Wikipedia

    en.wikipedia.org/wiki/Moderate_Resolution...

    The Moderate Resolution Imaging Spectroradiometer ( MODIS) is a satellite-based sensor used for earth and climate measurements. There are two MODIS sensors in Earth orbit: one on board the Terra ( EOS AM) satellite, launched by NASA in 1999; and one on board the Aqua (EOS PM) satellite, launched in 2002. MODIS has now been replaced by the VIIRS ...

  7. Clouds and the Earth's Radiant Energy System - Wikipedia

    en.wikipedia.org/wiki/Clouds_and_the_Earth's...

    An additional six CERES instruments were launched on the Earth Observing System and the Joint Polar Satellite System.The Terra satellite, launched in December 1999, carried two (Flight Module 1 (FM1) and FM2) and the Aqua satellite, launched in May 2002, carried two more (FM3 and FM4).

  8. SkySat - Wikipedia

    en.wikipedia.org/wiki/SkySat

    SkySat is a constellation of sub-meter resolution Earth observation satellites owned by Planet Labs, providing imagery, high-definition video and analytics services. Planet acquired the satellites with their purchase of Terra Bella (formerly Skybox Imaging), a Mountain View, California-based company founded in 2009 by Dan Berkenstock, Julian Mann, John Fenwick, and Ching-Yu Hu, from Google in ...

  9. Earth observation satellite - Wikipedia

    en.wikipedia.org/wiki/Earth_observation_satellite

    An Earth observation satellite or Earth remote sensing satellite is a satellite used or designed for Earth observation (EO) from orbit, including spy satellites and similar ones intended for non-military uses such as environmental monitoring, meteorology, cartography and others. The most common type are Earth imaging satellites, that take ...