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satellite imagery

Image of part of the Cerberus Fossae fault, taken by the HiRISE instrument aboard the Mars Reconnaissance Orbiter.
Posted inResearch Spotlights

Searching for Signs of Marsquakes

Kate Wheeling, freelance science writer by Kate Wheeling 28 August 201828 July 2022

Researchers use high-resolution images of Mars’s surface to look for signals of coseismic displacement.

Mercury’s south pole to 80°S, with an Arecibo radar image in pink indicating locations of water ice.
Posted inResearch Spotlights

Evidence of Extensive Ice Deposits Near Mercury’s South Pole

by Terri Cook 20 April 201810 January 2023

New radar observations and refined illumination maps reveal uneven water ice deposits twice the size of those found around the planet’s north pole, suggesting the source may be a recent comet impact.

Posted inEditors' Highlights

Advancing Satellite Ocean Color Observations

by S. B. Moran 27 March 20181 February 2023

A new derived algorithm for particle backscattering and multi-year VIIRS climatology improves ocean color parameterization in highly turbid coastal and inland waters.

Trees poke through snow at the edge of a boreal forest
Posted inNews

Eyes in the Sky Look Closer at Under-Surveyed Northern Forests

by N. Lanese 14 December 20176 March 2023

Spaceborne images give scientists a detailed picture of the boreal forests’ tree heights, which help scientists estimate their contribution to carbon budgets. 

Researchers examine images taken by NASA’s Curiosity rover to see how Martian sand dunes form.
Posted inResearch Spotlights

Curiosity Spies Shifting Sands on Mars

by Mark Zastrow 29 June 201728 July 2022

Images from the rover’s pioneering encounter with sand dunes on Mars constrain wind speeds required to move sand in the thin Martian atmosphere.

Evacuees flee a wildfire that threatened Fort McMurray, Alberta, Canada, in May 2016.
Posted inScience Updates

Meteorologists Track Wildfires Using Satellite Smoke Images

by A. K. Huff and S. Kondragunta 4 April 20173 November 2022

Enhancements to the National Oceanic and Atmospheric Administration's decision support system give forecasters new capabilities for tracking smoke from fires using satellite data.

Storm image
Posted inNews

NOAA Video Shows Satellite Views of Louisiana Tornadoes

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 13 February 201730 August 2022

Real-time updates of storms will help forecasters track and predict where the most damage could occur.

Multispectral composite image allows weather forecasters to identify aviation hazards
Posted inScience Updates

Transforming Satellite Data into Weather Forecasts

by E. Berndt, A. Molthan, W. W. Vaughan and K. Fuell 5 January 201727 July 2022

A NASA project spans the gap between research and operations, introducing new composites of satellite imagery to weather forecasters to prepare for the next generation of satellites.

Scientists identify a crack in the Pine Island Glacier as the culprit behind an iceberg that broke off in 2015
Posted inResearch Spotlights

West Antarctic Ice Shelf Breaking Up from the Inside Out

by Lauren Lipuma 4 January 20177 February 2023

Researchers trace the origin of a 2015 iceberg to a crack that formed deep beneath the ice.

Aerial view, looking west over Wordie glacier, one of the smaller outlet glaciers in northeastern Greenland
Posted inScience Updates

Using Landsat to Take the Long View on Greenland's Glaciers

by M. Scheinert, R. Rosenau and B. Ebermann 29 December 201627 July 2022

A new web-based data portal gives scientists access to more than 40 years of satellite imagery, providing seasonal to long-term insights into outflows from Greenland's ice sheet.

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