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satellites

Artist’s concept of the twin satellites in the GRACE program
Posted inResearch Spotlights

Fresh Approaches to Processing GRACE Data

by Sarah Derouin 24 March 202224 March 2022

Two studies showcase new methods for analyzing GRACE data that better match the land surface, producing clearer estimates of mass variations.

The Gulf of Carpentaria in northern Australia
Posted inResearch Spotlights

Satellites’ Lasers Reveal Changes in Earth’s Water Movement

by JoAnna Wendel 22 March 202227 April 2022

The laser-based instruments aboard the GRACE-FO satellites may be extended to other geophysical applications to collect data on other submonthly mass changes in Earth’s system.

The three CubeSats from the MDASat constellation sit in a clean room at Cape Peninsula University of Technology, Cape Town, South Africa.
Posted inNews

Satellites Help Cement South Africa’s Space Industry

by Munyaradzi Makoni 16 March 202216 March 2022

A trio of CubeSats allows South Africa to showcase its growing space industry as well as monitor its coastal zones.

An artist’s rendering of TOI-2180 b
Posted inNews

At-Home Astronomers Help Discover a New, Unique Exoplanet

by J. Besl 2 March 20222 March 2022

Amateur astronomers sifting through NASA’s public data uncovered a long-orbit gas giant that could help scientists understand how these planets form.

Three panels showing the difference between experiments that include Aeolus winds assimilation and those that do not.
Posted inEditors' Highlights

Impact of Assimilating Aeolus Winds on Kelvin Waves

by Suzana Camargo 11 February 202215 March 2022

Assimilation of Aeolus winds in the ECMWF analyses and forecasts improves the Kelvin Waves representation and forecasts in the tropical tropopause layer.

Under a cloudy sky, numerous blue-tipped sand mining ships dot the green-blue waters of the Mekong River.
Posted inNews

Satellites Spy on Sand Mining in the Mekong

by Alka Tripathy-Lang 21 December 202110 January 2022

Concrete, used in everything from streets to skyscrapers, needs sand, often mined from active rivers in developing countries with little oversight. Researchers can now use satellites to keep watch.

Concept art of the Gravity Recovery and Climate Experiment (GRACE) satellite
Posted inNews

Can NASA’s Gravity Satellites Detect Motions in Earth’s Core?

by Megan Kalomiris 15 December 202120 April 2022

Measurements of our planet’s gravitational field could expose processes in the fluid outer core—if scientists can decipher the signals.

A bolide in the sky
Posted inNews

Data from Satellites Help Uncover Exploding Meteors

by Emily Moskal 13 December 202113 December 2021

By using data from two lightning-spotting satellites, researchers measure explosions of thousands of small meteors and create a database that could help the planetary defense community.

Map showing 36-hour track forecast for Typhoon Maria and chart showing track errors for different experiments.
Posted inEditors' Highlights

Impact of Geostationary Sounder on Typhoon Forecasts

by Suzana Camargo 24 November 202126 April 2022

An analysis of the impact of targeted observations from the Geostationary Interferometric Infrared Sounder at high-temporal resolution on forecasts for Typhoon Maria in 2018.

Three CubeSats float above Earth.
Posted inNews

Zimbabwe’s Scientists Look Forward to Country’s First Satellite

by Munyaradzi Makoni 12 November 202121 March 2022

ZIMSAT-1 promises to expand Zimbabwe’s remote sensing capabilities and allow it to better monitor natural resources.

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From AGU Journals

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